From b526e07b20b467d186f10d1a612a0a7bc4f549a6 Mon Sep 17 00:00:00 2001 From: Jayachandran C Date: Wed, 16 Nov 2011 00:21:28 +0000 Subject: [PATCH] MIPS: Netlogic: Add XLP platform files for XLP SoC - Update common files to support XLP. - Add arch/mips/include/asm/netlogic/xlp-hal for register definitions and access macros - Add arch/mips/netlogic/xlp/ for XLP specific files. Signed-off-by: Jayachandran C Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2967/ Signed-off-by: Ralf Baechle --- arch/mips/include/asm/netlogic/haldefs.h | 21 + .../include/asm/netlogic/xlp-hal/bridge.h | 187 ++++++++ .../include/asm/netlogic/xlp-hal/cpucontrol.h | 83 ++++ .../mips/include/asm/netlogic/xlp-hal/iomap.h | 153 +++++++ arch/mips/include/asm/netlogic/xlp-hal/pic.h | 411 ++++++++++++++++++ arch/mips/include/asm/netlogic/xlp-hal/sys.h | 129 ++++++ arch/mips/include/asm/netlogic/xlp-hal/uart.h | 191 ++++++++ arch/mips/include/asm/netlogic/xlp-hal/xlp.h | 54 +++ arch/mips/netlogic/common/earlycons.c | 9 + arch/mips/netlogic/common/irq.c | 8 + arch/mips/netlogic/common/smp.c | 16 +- arch/mips/netlogic/xlp/nlm_hal.c | 105 +++++ arch/mips/netlogic/xlp/platform.c | 108 +++++ arch/mips/netlogic/xlp/setup.c | 101 +++++ arch/mips/netlogic/xlp/smpboot.S | 217 +++++++++ arch/mips/netlogic/xlp/wakeup.c | 149 +++++++ 16 files changed, 1938 insertions(+), 4 deletions(-) create mode 100644 arch/mips/include/asm/netlogic/xlp-hal/bridge.h create mode 100644 arch/mips/include/asm/netlogic/xlp-hal/cpucontrol.h create mode 100644 arch/mips/include/asm/netlogic/xlp-hal/iomap.h create mode 100644 arch/mips/include/asm/netlogic/xlp-hal/pic.h create mode 100644 arch/mips/include/asm/netlogic/xlp-hal/sys.h create mode 100644 arch/mips/include/asm/netlogic/xlp-hal/uart.h create mode 100644 arch/mips/include/asm/netlogic/xlp-hal/xlp.h create mode 100644 arch/mips/netlogic/xlp/nlm_hal.c create mode 100644 arch/mips/netlogic/xlp/platform.c create mode 100644 arch/mips/netlogic/xlp/setup.c create mode 100644 arch/mips/netlogic/xlp/smpboot.S create mode 100644 arch/mips/netlogic/xlp/wakeup.c diff --git a/arch/mips/include/asm/netlogic/haldefs.h b/arch/mips/include/asm/netlogic/haldefs.h index e3264c19aabe..72a0c788b472 100644 --- a/arch/mips/include/asm/netlogic/haldefs.h +++ b/arch/mips/include/asm/netlogic/haldefs.h @@ -40,6 +40,9 @@ * and will provide a way to read 32/64 bit memory mapped registers in * all ABIs */ +#if !defined(CONFIG_64BIT) && defined(CONFIG_CPU_XLP) +#error "o32 compile not supported on XLP yet" +#endif /* * For o32 compilation, we have to disable interrupts and enable KX bit to * access 64 bit addresses or data. @@ -133,10 +136,28 @@ nlm_write_reg64_xkphys(uint64_t base, uint32_t reg, uint64_t val) /* Location where IO base is mapped */ extern uint64_t nlm_io_base; +#if defined(CONFIG_CPU_XLP) +static inline uint64_t +nlm_pcicfg_base(uint32_t devoffset) +{ + return nlm_io_base + devoffset; +} + +static inline uint64_t +nlm_xkphys_map_pcibar0(uint64_t pcibase) +{ + uint64_t paddr; + + paddr = nlm_read_reg(pcibase, 0x4) & ~0xfu; + return (uint64_t)0x9000000000000000 | paddr; +} +#elif defined(CONFIG_CPU_XLR) + static inline uint64_t nlm_mmio_base(uint32_t devoffset) { return nlm_io_base + devoffset; } +#endif #endif diff --git a/arch/mips/include/asm/netlogic/xlp-hal/bridge.h b/arch/mips/include/asm/netlogic/xlp-hal/bridge.h new file mode 100644 index 000000000000..ca95133f1ad1 --- /dev/null +++ b/arch/mips/include/asm/netlogic/xlp-hal/bridge.h @@ -0,0 +1,187 @@ +/* + * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights + * reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the NetLogic + * license below: + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __NLM_HAL_BRIDGE_H__ +#define __NLM_HAL_BRIDGE_H__ + +/** +* @file_name mio.h +* @author Netlogic Microsystems +* @brief Basic definitions of XLP memory and io subsystem +*/ + +/* + * BRIDGE specific registers + * + * These registers start after the PCIe header, which has 0x40 + * standard entries + */ +#define BRIDGE_MODE 0x00 +#define BRIDGE_PCI_CFG_BASE 0x01 +#define BRIDGE_PCI_CFG_LIMIT 0x02 +#define BRIDGE_PCIE_CFG_BASE 0x03 +#define BRIDGE_PCIE_CFG_LIMIT 0x04 +#define BRIDGE_BUSNUM_BAR0 0x05 +#define BRIDGE_BUSNUM_BAR1 0x06 +#define BRIDGE_BUSNUM_BAR2 0x07 +#define BRIDGE_BUSNUM_BAR3 0x08 +#define BRIDGE_BUSNUM_BAR4 0x09 +#define BRIDGE_BUSNUM_BAR5 0x0a +#define BRIDGE_BUSNUM_BAR6 0x0b +#define BRIDGE_FLASH_BAR0 0x0c +#define BRIDGE_FLASH_BAR1 0x0d +#define BRIDGE_FLASH_BAR2 0x0e +#define BRIDGE_FLASH_BAR3 0x0f +#define BRIDGE_FLASH_LIMIT0 0x10 +#define BRIDGE_FLASH_LIMIT1 0x11 +#define BRIDGE_FLASH_LIMIT2 0x12 +#define BRIDGE_FLASH_LIMIT3 0x13 + +#define BRIDGE_DRAM_BAR(i) (0x14 + (i)) +#define BRIDGE_DRAM_BAR0 0x14 +#define BRIDGE_DRAM_BAR1 0x15 +#define BRIDGE_DRAM_BAR2 0x16 +#define BRIDGE_DRAM_BAR3 0x17 +#define BRIDGE_DRAM_BAR4 0x18 +#define BRIDGE_DRAM_BAR5 0x19 +#define BRIDGE_DRAM_BAR6 0x1a +#define BRIDGE_DRAM_BAR7 0x1b + +#define BRIDGE_DRAM_LIMIT(i) (0x1c + (i)) +#define BRIDGE_DRAM_LIMIT0 0x1c +#define BRIDGE_DRAM_LIMIT1 0x1d +#define BRIDGE_DRAM_LIMIT2 0x1e +#define BRIDGE_DRAM_LIMIT3 0x1f +#define BRIDGE_DRAM_LIMIT4 0x20 +#define BRIDGE_DRAM_LIMIT5 0x21 +#define BRIDGE_DRAM_LIMIT6 0x22 +#define BRIDGE_DRAM_LIMIT7 0x23 + +#define BRIDGE_DRAM_NODE_TRANSLN0 0x24 +#define BRIDGE_DRAM_NODE_TRANSLN1 0x25 +#define BRIDGE_DRAM_NODE_TRANSLN2 0x26 +#define BRIDGE_DRAM_NODE_TRANSLN3 0x27 +#define BRIDGE_DRAM_NODE_TRANSLN4 0x28 +#define BRIDGE_DRAM_NODE_TRANSLN5 0x29 +#define BRIDGE_DRAM_NODE_TRANSLN6 0x2a +#define BRIDGE_DRAM_NODE_TRANSLN7 0x2b +#define BRIDGE_DRAM_CHNL_TRANSLN0 0x2c +#define BRIDGE_DRAM_CHNL_TRANSLN1 0x2d +#define BRIDGE_DRAM_CHNL_TRANSLN2 0x2e +#define BRIDGE_DRAM_CHNL_TRANSLN3 0x2f +#define BRIDGE_DRAM_CHNL_TRANSLN4 0x30 +#define BRIDGE_DRAM_CHNL_TRANSLN5 0x31 +#define BRIDGE_DRAM_CHNL_TRANSLN6 0x32 +#define BRIDGE_DRAM_CHNL_TRANSLN7 0x33 +#define BRIDGE_PCIEMEM_BASE0 0x34 +#define BRIDGE_PCIEMEM_BASE1 0x35 +#define BRIDGE_PCIEMEM_BASE2 0x36 +#define BRIDGE_PCIEMEM_BASE3 0x37 +#define BRIDGE_PCIEMEM_LIMIT0 0x38 +#define BRIDGE_PCIEMEM_LIMIT1 0x39 +#define BRIDGE_PCIEMEM_LIMIT2 0x3a +#define BRIDGE_PCIEMEM_LIMIT3 0x3b +#define BRIDGE_PCIEIO_BASE0 0x3c +#define BRIDGE_PCIEIO_BASE1 0x3d +#define BRIDGE_PCIEIO_BASE2 0x3e +#define BRIDGE_PCIEIO_BASE3 0x3f +#define BRIDGE_PCIEIO_LIMIT0 0x40 +#define BRIDGE_PCIEIO_LIMIT1 0x41 +#define BRIDGE_PCIEIO_LIMIT2 0x42 +#define BRIDGE_PCIEIO_LIMIT3 0x43 +#define BRIDGE_PCIEMEM_BASE4 0x44 +#define BRIDGE_PCIEMEM_BASE5 0x45 +#define BRIDGE_PCIEMEM_BASE6 0x46 +#define BRIDGE_PCIEMEM_LIMIT4 0x47 +#define BRIDGE_PCIEMEM_LIMIT5 0x48 +#define BRIDGE_PCIEMEM_LIMIT6 0x49 +#define BRIDGE_PCIEIO_BASE4 0x4a +#define BRIDGE_PCIEIO_BASE5 0x4b +#define BRIDGE_PCIEIO_BASE6 0x4c +#define BRIDGE_PCIEIO_LIMIT4 0x4d +#define BRIDGE_PCIEIO_LIMIT5 0x4e +#define BRIDGE_PCIEIO_LIMIT6 0x4f +#define BRIDGE_NBU_EVENT_CNT_CTL 0x50 +#define BRIDGE_EVNTCTR1_LOW 0x51 +#define BRIDGE_EVNTCTR1_HI 0x52 +#define BRIDGE_EVNT_CNT_CTL2 0x53 +#define BRIDGE_EVNTCTR2_LOW 0x54 +#define BRIDGE_EVNTCTR2_HI 0x55 +#define BRIDGE_TRACEBUF_MATCH0 0x56 +#define BRIDGE_TRACEBUF_MATCH1 0x57 +#define BRIDGE_TRACEBUF_MATCH_LOW 0x58 +#define BRIDGE_TRACEBUF_MATCH_HI 0x59 +#define BRIDGE_TRACEBUF_CTRL 0x5a +#define BRIDGE_TRACEBUF_INIT 0x5b +#define BRIDGE_TRACEBUF_ACCESS 0x5c +#define BRIDGE_TRACEBUF_READ_DATA0 0x5d +#define BRIDGE_TRACEBUF_READ_DATA1 0x5d +#define BRIDGE_TRACEBUF_READ_DATA2 0x5f +#define BRIDGE_TRACEBUF_READ_DATA3 0x60 +#define BRIDGE_TRACEBUF_STATUS 0x61 +#define BRIDGE_ADDRESS_ERROR0 0x62 +#define BRIDGE_ADDRESS_ERROR1 0x63 +#define BRIDGE_ADDRESS_ERROR2 0x64 +#define BRIDGE_TAG_ECC_ADDR_ERROR0 0x65 +#define BRIDGE_TAG_ECC_ADDR_ERROR1 0x66 +#define BRIDGE_TAG_ECC_ADDR_ERROR2 0x67 +#define BRIDGE_LINE_FLUSH0 0x68 +#define BRIDGE_LINE_FLUSH1 0x69 +#define BRIDGE_NODE_ID 0x6a +#define BRIDGE_ERROR_INTERRUPT_EN 0x6b +#define BRIDGE_PCIE0_WEIGHT 0x2c0 +#define BRIDGE_PCIE1_WEIGHT 0x2c1 +#define BRIDGE_PCIE2_WEIGHT 0x2c2 +#define BRIDGE_PCIE3_WEIGHT 0x2c3 +#define BRIDGE_USB_WEIGHT 0x2c4 +#define BRIDGE_NET_WEIGHT 0x2c5 +#define BRIDGE_POE_WEIGHT 0x2c6 +#define BRIDGE_CMS_WEIGHT 0x2c7 +#define BRIDGE_DMAENG_WEIGHT 0x2c8 +#define BRIDGE_SEC_WEIGHT 0x2c9 +#define BRIDGE_COMP_WEIGHT 0x2ca +#define BRIDGE_GIO_WEIGHT 0x2cb +#define BRIDGE_FLASH_WEIGHT 0x2cc + +#ifndef __ASSEMBLY__ + +#define nlm_read_bridge_reg(b, r) nlm_read_reg(b, r) +#define nlm_write_bridge_reg(b, r, v) nlm_write_reg(b, r, v) +#define nlm_get_bridge_pcibase(node) \ + nlm_pcicfg_base(XLP_IO_BRIDGE_OFFSET(node)) +#define nlm_get_bridge_regbase(node) \ + (nlm_get_bridge_pcibase(node) + XLP_IO_PCI_HDRSZ) + +#endif /* __ASSEMBLY__ */ +#endif /* __NLM_HAL_BRIDGE_H__ */ diff --git a/arch/mips/include/asm/netlogic/xlp-hal/cpucontrol.h b/arch/mips/include/asm/netlogic/xlp-hal/cpucontrol.h new file mode 100644 index 000000000000..bf7d41deb9be --- /dev/null +++ b/arch/mips/include/asm/netlogic/xlp-hal/cpucontrol.h @@ -0,0 +1,83 @@ +/* + * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights + * reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the NetLogic + * license below: + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __NLM_HAL_CPUCONTROL_H__ +#define __NLM_HAL_CPUCONTROL_H__ + +#define CPU_BLOCKID_IFU 0 +#define CPU_BLOCKID_ICU 1 +#define CPU_BLOCKID_IEU 2 +#define CPU_BLOCKID_LSU 3 +#define CPU_BLOCKID_MMU 4 +#define CPU_BLOCKID_PRF 5 +#define CPU_BLOCKID_SCH 7 +#define CPU_BLOCKID_SCU 8 +#define CPU_BLOCKID_FPU 9 +#define CPU_BLOCKID_MAP 10 + +#define LSU_DEFEATURE 0x304 +#define LSU_CERRLOG_REGID 0x09 +#define SCHED_DEFEATURE 0x700 + +/* Offsets of interest from the 'MAP' Block */ +#define MAP_THREADMODE 0x00 +#define MAP_EXT_EBASE_ENABLE 0x04 +#define MAP_CCDI_CONFIG 0x08 +#define MAP_THRD0_CCDI_STATUS 0x0c +#define MAP_THRD1_CCDI_STATUS 0x10 +#define MAP_THRD2_CCDI_STATUS 0x14 +#define MAP_THRD3_CCDI_STATUS 0x18 +#define MAP_THRD0_DEBUG_MODE 0x1c +#define MAP_THRD1_DEBUG_MODE 0x20 +#define MAP_THRD2_DEBUG_MODE 0x24 +#define MAP_THRD3_DEBUG_MODE 0x28 +#define MAP_MISC_STATE 0x60 +#define MAP_DEBUG_READ_CTL 0x64 +#define MAP_DEBUG_READ_REG0 0x68 +#define MAP_DEBUG_READ_REG1 0x6c + +#define MMU_SETUP 0x400 +#define MMU_LFSRSEED 0x401 +#define MMU_HPW_NUM_PAGE_LVL 0x410 +#define MMU_PGWKR_PGDBASE 0x411 +#define MMU_PGWKR_PGDSHFT 0x412 +#define MMU_PGWKR_PGDMASK 0x413 +#define MMU_PGWKR_PUDSHFT 0x414 +#define MMU_PGWKR_PUDMASK 0x415 +#define MMU_PGWKR_PMDSHFT 0x416 +#define MMU_PGWKR_PMDMASK 0x417 +#define MMU_PGWKR_PTESHFT 0x418 +#define MMU_PGWKR_PTEMASK 0x419 + +#endif /* __NLM_CPUCONTROL_H__ */ diff --git a/arch/mips/include/asm/netlogic/xlp-hal/iomap.h b/arch/mips/include/asm/netlogic/xlp-hal/iomap.h new file mode 100644 index 000000000000..86cc3391e50c --- /dev/null +++ b/arch/mips/include/asm/netlogic/xlp-hal/iomap.h @@ -0,0 +1,153 @@ +/* + * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights + * reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the NetLogic + * license below: + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __NLM_HAL_IOMAP_H__ +#define __NLM_HAL_IOMAP_H__ + +#define XLP_DEFAULT_IO_BASE 0x18000000 +#define NMI_BASE 0xbfc00000 +#define XLP_IO_CLK 133333333 + +#define XLP_PCIE_CFG_SIZE 0x1000 /* 4K */ +#define XLP_PCIE_DEV_BLK_SIZE (8 * XLP_PCIE_CFG_SIZE) +#define XLP_PCIE_BUS_BLK_SIZE (256 * XLP_PCIE_DEV_BLK_SIZE) +#define XLP_IO_SIZE (64 << 20) /* ECFG space size */ +#define XLP_IO_PCI_HDRSZ 0x100 +#define XLP_IO_DEV(node, dev) ((dev) + (node) * 8) +#define XLP_HDR_OFFSET(node, bus, dev, fn) (((bus) << 20) | \ + ((XLP_IO_DEV(node, dev)) << 15) | ((fn) << 12)) + +#define XLP_IO_BRIDGE_OFFSET(node) XLP_HDR_OFFSET(node, 0, 0, 0) +/* coherent inter chip */ +#define XLP_IO_CIC0_OFFSET(node) XLP_HDR_OFFSET(node, 0, 0, 1) +#define XLP_IO_CIC1_OFFSET(node) XLP_HDR_OFFSET(node, 0, 0, 2) +#define XLP_IO_CIC2_OFFSET(node) XLP_HDR_OFFSET(node, 0, 0, 3) +#define XLP_IO_PIC_OFFSET(node) XLP_HDR_OFFSET(node, 0, 0, 4) + +#define XLP_IO_PCIE_OFFSET(node, i) XLP_HDR_OFFSET(node, 0, 1, i) +#define XLP_IO_PCIE0_OFFSET(node) XLP_HDR_OFFSET(node, 0, 1, 0) +#define XLP_IO_PCIE1_OFFSET(node) XLP_HDR_OFFSET(node, 0, 1, 1) +#define XLP_IO_PCIE2_OFFSET(node) XLP_HDR_OFFSET(node, 0, 1, 2) +#define XLP_IO_PCIE3_OFFSET(node) XLP_HDR_OFFSET(node, 0, 1, 3) + +#define XLP_IO_USB_OFFSET(node, i) XLP_HDR_OFFSET(node, 0, 2, i) +#define XLP_IO_USB_EHCI0_OFFSET(node) XLP_HDR_OFFSET(node, 0, 2, 0) +#define XLP_IO_USB_OHCI0_OFFSET(node) XLP_HDR_OFFSET(node, 0, 2, 1) +#define XLP_IO_USB_OHCI1_OFFSET(node) XLP_HDR_OFFSET(node, 0, 2, 2) +#define XLP_IO_USB_EHCI1_OFFSET(node) XLP_HDR_OFFSET(node, 0, 2, 3) +#define XLP_IO_USB_OHCI2_OFFSET(node) XLP_HDR_OFFSET(node, 0, 2, 4) +#define XLP_IO_USB_OHCI3_OFFSET(node) XLP_HDR_OFFSET(node, 0, 2, 5) + +#define XLP_IO_NAE_OFFSET(node) XLP_HDR_OFFSET(node, 0, 3, 0) +#define XLP_IO_POE_OFFSET(node) XLP_HDR_OFFSET(node, 0, 3, 1) + +#define XLP_IO_CMS_OFFSET(node) XLP_HDR_OFFSET(node, 0, 4, 0) + +#define XLP_IO_DMA_OFFSET(node) XLP_HDR_OFFSET(node, 0, 5, 1) +#define XLP_IO_SEC_OFFSET(node) XLP_HDR_OFFSET(node, 0, 5, 2) +#define XLP_IO_CMP_OFFSET(node) XLP_HDR_OFFSET(node, 0, 5, 3) + +#define XLP_IO_UART_OFFSET(node, i) XLP_HDR_OFFSET(node, 0, 6, i) +#define XLP_IO_UART0_OFFSET(node) XLP_HDR_OFFSET(node, 0, 6, 0) +#define XLP_IO_UART1_OFFSET(node) XLP_HDR_OFFSET(node, 0, 6, 1) +#define XLP_IO_I2C_OFFSET(node, i) XLP_HDR_OFFSET(node, 0, 6, 2 + i) +#define XLP_IO_I2C0_OFFSET(node) XLP_HDR_OFFSET(node, 0, 6, 2) +#define XLP_IO_I2C1_OFFSET(node) XLP_HDR_OFFSET(node, 0, 6, 3) +#define XLP_IO_GPIO_OFFSET(node) XLP_HDR_OFFSET(node, 0, 6, 4) +/* system management */ +#define XLP_IO_SYS_OFFSET(node) XLP_HDR_OFFSET(node, 0, 6, 5) +#define XLP_IO_JTAG_OFFSET(node) XLP_HDR_OFFSET(node, 0, 6, 6) + +#define XLP_IO_NOR_OFFSET(node) XLP_HDR_OFFSET(node, 0, 7, 0) +#define XLP_IO_NAND_OFFSET(node) XLP_HDR_OFFSET(node, 0, 7, 1) +#define XLP_IO_SPI_OFFSET(node) XLP_HDR_OFFSET(node, 0, 7, 2) +/* SD flash */ +#define XLP_IO_SD_OFFSET(node) XLP_HDR_OFFSET(node, 0, 7, 3) +#define XLP_IO_MMC_OFFSET(node, slot) \ + ((XLP_IO_SD_OFFSET(node))+(slot*0x100)+XLP_IO_PCI_HDRSZ) + +/* PCI config header register id's */ +#define XLP_PCI_CFGREG0 0x00 +#define XLP_PCI_CFGREG1 0x01 +#define XLP_PCI_CFGREG2 0x02 +#define XLP_PCI_CFGREG3 0x03 +#define XLP_PCI_CFGREG4 0x04 +#define XLP_PCI_CFGREG5 0x05 +#define XLP_PCI_DEVINFO_REG0 0x30 +#define XLP_PCI_DEVINFO_REG1 0x31 +#define XLP_PCI_DEVINFO_REG2 0x32 +#define XLP_PCI_DEVINFO_REG3 0x33 +#define XLP_PCI_DEVINFO_REG4 0x34 +#define XLP_PCI_DEVINFO_REG5 0x35 +#define XLP_PCI_DEVINFO_REG6 0x36 +#define XLP_PCI_DEVINFO_REG7 0x37 +#define XLP_PCI_DEVSCRATCH_REG0 0x38 +#define XLP_PCI_DEVSCRATCH_REG1 0x39 +#define XLP_PCI_DEVSCRATCH_REG2 0x3a +#define XLP_PCI_DEVSCRATCH_REG3 0x3b +#define XLP_PCI_MSGSTN_REG 0x3c +#define XLP_PCI_IRTINFO_REG 0x3d +#define XLP_PCI_UCODEINFO_REG 0x3e +#define XLP_PCI_SBB_WT_REG 0x3f + +/* PCI IDs for SoC device */ +#define PCI_VENDOR_NETLOGIC 0x184e + +#define PCI_DEVICE_ID_NLM_ROOT 0x1001 +#define PCI_DEVICE_ID_NLM_ICI 0x1002 +#define PCI_DEVICE_ID_NLM_PIC 0x1003 +#define PCI_DEVICE_ID_NLM_PCIE 0x1004 +#define PCI_DEVICE_ID_NLM_EHCI 0x1007 +#define PCI_DEVICE_ID_NLM_ILK 0x1008 +#define PCI_DEVICE_ID_NLM_NAE 0x1009 +#define PCI_DEVICE_ID_NLM_POE 0x100A +#define PCI_DEVICE_ID_NLM_FMN 0x100B +#define PCI_DEVICE_ID_NLM_RAID 0x100D +#define PCI_DEVICE_ID_NLM_SAE 0x100D +#define PCI_DEVICE_ID_NLM_RSA 0x100E +#define PCI_DEVICE_ID_NLM_CMP 0x100F +#define PCI_DEVICE_ID_NLM_UART 0x1010 +#define PCI_DEVICE_ID_NLM_I2C 0x1011 +#define PCI_DEVICE_ID_NLM_NOR 0x1015 +#define PCI_DEVICE_ID_NLM_NAND 0x1016 +#define PCI_DEVICE_ID_NLM_MMC 0x1018 + +#ifndef __ASSEMBLY__ + +#define nlm_read_pci_reg(b, r) nlm_read_reg(b, r) +#define nlm_write_pci_reg(b, r, v) nlm_write_reg(b, r, v) + +#endif /* !__ASSEMBLY */ + +#endif /* __NLM_HAL_IOMAP_H__ */ diff --git a/arch/mips/include/asm/netlogic/xlp-hal/pic.h b/arch/mips/include/asm/netlogic/xlp-hal/pic.h new file mode 100644 index 000000000000..b6628f7ccf74 --- /dev/null +++ b/arch/mips/include/asm/netlogic/xlp-hal/pic.h @@ -0,0 +1,411 @@ +/* + * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights + * reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the NetLogic + * license below: + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _NLM_HAL_PIC_H +#define _NLM_HAL_PIC_H + +/* PIC Specific registers */ +#define PIC_CTRL 0x00 + +/* PIC control register defines */ +#define PIC_CTRL_ITV 32 /* interrupt timeout value */ +#define PIC_CTRL_ICI 19 /* ICI interrupt timeout enable */ +#define PIC_CTRL_ITE 18 /* interrupt timeout enable */ +#define PIC_CTRL_STE 10 /* system timer interrupt enable */ +#define PIC_CTRL_WWR1 8 /* watchdog 1 wraparound count for reset */ +#define PIC_CTRL_WWR0 6 /* watchdog 0 wraparound count for reset */ +#define PIC_CTRL_WWN1 4 /* watchdog 1 wraparound count for NMI */ +#define PIC_CTRL_WWN0 2 /* watchdog 0 wraparound count for NMI */ +#define PIC_CTRL_WTE 0 /* watchdog timer enable */ + +/* PIC Status register defines */ +#define PIC_ICI_STATUS 33 /* ICI interrupt timeout status */ +#define PIC_ITE_STATUS 32 /* interrupt timeout status */ +#define PIC_STS_STATUS 4 /* System timer interrupt status */ +#define PIC_WNS_STATUS 2 /* NMI status for watchdog timers */ +#define PIC_WIS_STATUS 0 /* Interrupt status for watchdog timers */ + +/* PIC IPI control register offsets */ +#define PIC_IPICTRL_NMI 32 +#define PIC_IPICTRL_RIV 20 /* received interrupt vector */ +#define PIC_IPICTRL_IDB 16 /* interrupt destination base */ +#define PIC_IPICTRL_DTE 0 /* interrupt destination thread enables */ + +/* PIC IRT register offsets */ +#define PIC_IRT_ENABLE 31 +#define PIC_IRT_NMI 29 +#define PIC_IRT_SCH 28 /* Scheduling scheme */ +#define PIC_IRT_RVEC 20 /* Interrupt receive vectors */ +#define PIC_IRT_DT 19 /* Destination type */ +#define PIC_IRT_DB 16 /* Destination base */ +#define PIC_IRT_DTE 0 /* Destination thread enables */ + +#define PIC_BYTESWAP 0x02 +#define PIC_STATUS 0x04 +#define PIC_INTR_TIMEOUT 0x06 +#define PIC_ICI0_INTR_TIMEOUT 0x08 +#define PIC_ICI1_INTR_TIMEOUT 0x0a +#define PIC_ICI2_INTR_TIMEOUT 0x0c +#define PIC_IPI_CTL 0x0e +#define PIC_INT_ACK 0x10 +#define PIC_INT_PENDING0 0x12 +#define PIC_INT_PENDING1 0x14 +#define PIC_INT_PENDING2 0x16 + +#define PIC_WDOG0_MAXVAL 0x18 +#define PIC_WDOG0_COUNT 0x1a +#define PIC_WDOG0_ENABLE0 0x1c +#define PIC_WDOG0_ENABLE1 0x1e +#define PIC_WDOG0_BEATCMD 0x20 +#define PIC_WDOG0_BEAT0 0x22 +#define PIC_WDOG0_BEAT1 0x24 + +#define PIC_WDOG1_MAXVAL 0x26 +#define PIC_WDOG1_COUNT 0x28 +#define PIC_WDOG1_ENABLE0 0x2a +#define PIC_WDOG1_ENABLE1 0x2c +#define PIC_WDOG1_BEATCMD 0x2e +#define PIC_WDOG1_BEAT0 0x30 +#define PIC_WDOG1_BEAT1 0x32 + +#define PIC_WDOG_MAXVAL(i) (PIC_WDOG0_MAXVAL + ((i) ? 7 : 0)) +#define PIC_WDOG_COUNT(i) (PIC_WDOG0_COUNT + ((i) ? 7 : 0)) +#define PIC_WDOG_ENABLE0(i) (PIC_WDOG0_ENABLE0 + ((i) ? 7 : 0)) +#define PIC_WDOG_ENABLE1(i) (PIC_WDOG0_ENABLE1 + ((i) ? 7 : 0)) +#define PIC_WDOG_BEATCMD(i) (PIC_WDOG0_BEATCMD + ((i) ? 7 : 0)) +#define PIC_WDOG_BEAT0(i) (PIC_WDOG0_BEAT0 + ((i) ? 7 : 0)) +#define PIC_WDOG_BEAT1(i) (PIC_WDOG0_BEAT1 + ((i) ? 7 : 0)) + +#define PIC_TIMER0_MAXVAL 0x34 +#define PIC_TIMER1_MAXVAL 0x36 +#define PIC_TIMER2_MAXVAL 0x38 +#define PIC_TIMER3_MAXVAL 0x3a +#define PIC_TIMER4_MAXVAL 0x3c +#define PIC_TIMER5_MAXVAL 0x3e +#define PIC_TIMER6_MAXVAL 0x40 +#define PIC_TIMER7_MAXVAL 0x42 +#define PIC_TIMER_MAXVAL(i) (PIC_TIMER0_MAXVAL + ((i) * 2)) + +#define PIC_TIMER0_COUNT 0x44 +#define PIC_TIMER1_COUNT 0x46 +#define PIC_TIMER2_COUNT 0x48 +#define PIC_TIMER3_COUNT 0x4a +#define PIC_TIMER4_COUNT 0x4c +#define PIC_TIMER5_COUNT 0x4e +#define PIC_TIMER6_COUNT 0x50 +#define PIC_TIMER7_COUNT 0x52 +#define PIC_TIMER_COUNT(i) (PIC_TIMER0_COUNT + ((i) * 2)) + +#define PIC_ITE0_N0_N1 0x54 +#define PIC_ITE1_N0_N1 0x58 +#define PIC_ITE2_N0_N1 0x5c +#define PIC_ITE3_N0_N1 0x60 +#define PIC_ITE4_N0_N1 0x64 +#define PIC_ITE5_N0_N1 0x68 +#define PIC_ITE6_N0_N1 0x6c +#define PIC_ITE7_N0_N1 0x70 +#define PIC_ITE_N0_N1(i) (PIC_ITE0_N0_N1 + ((i) * 4)) + +#define PIC_ITE0_N2_N3 0x56 +#define PIC_ITE1_N2_N3 0x5a +#define PIC_ITE2_N2_N3 0x5e +#define PIC_ITE3_N2_N3 0x62 +#define PIC_ITE4_N2_N3 0x66 +#define PIC_ITE5_N2_N3 0x6a +#define PIC_ITE6_N2_N3 0x6e +#define PIC_ITE7_N2_N3 0x72 +#define PIC_ITE_N2_N3(i) (PIC_ITE0_N2_N3 + ((i) * 4)) + +#define PIC_IRT0 0x74 +#define PIC_IRT(i) (PIC_IRT0 + ((i) * 2)) + +#define TIMER_CYCLES_MAXVAL 0xffffffffffffffffULL + +/* + * IRT Map + */ +#define PIC_NUM_IRTS 160 + +#define PIC_IRT_WD_0_INDEX 0 +#define PIC_IRT_WD_1_INDEX 1 +#define PIC_IRT_WD_NMI_0_INDEX 2 +#define PIC_IRT_WD_NMI_1_INDEX 3 +#define PIC_IRT_TIMER_0_INDEX 4 +#define PIC_IRT_TIMER_1_INDEX 5 +#define PIC_IRT_TIMER_2_INDEX 6 +#define PIC_IRT_TIMER_3_INDEX 7 +#define PIC_IRT_TIMER_4_INDEX 8 +#define PIC_IRT_TIMER_5_INDEX 9 +#define PIC_IRT_TIMER_6_INDEX 10 +#define PIC_IRT_TIMER_7_INDEX 11 +#define PIC_IRT_CLOCK_INDEX PIC_IRT_TIMER_7_INDEX +#define PIC_IRT_TIMER_INDEX(num) ((num) + PIC_IRT_TIMER_0_INDEX) + + +/* 11 and 12 */ +#define PIC_NUM_MSG_Q_IRTS 32 +#define PIC_IRT_MSG_Q0_INDEX 12 +#define PIC_IRT_MSG_Q_INDEX(qid) ((qid) + PIC_IRT_MSG_Q0_INDEX) +/* 12 to 43 */ +#define PIC_IRT_MSG_0_INDEX 44 +#define PIC_IRT_MSG_1_INDEX 45 +/* 44 and 45 */ +#define PIC_NUM_PCIE_MSIX_IRTS 32 +#define PIC_IRT_PCIE_MSIX_0_INDEX 46 +#define PIC_IRT_PCIE_MSIX_INDEX(num) ((num) + PIC_IRT_PCIE_MSIX_0_INDEX) +/* 46 to 77 */ +#define PIC_NUM_PCIE_LINK_IRTS 4 +#define PIC_IRT_PCIE_LINK_0_INDEX 78 +#define PIC_IRT_PCIE_LINK_1_INDEX 79 +#define PIC_IRT_PCIE_LINK_2_INDEX 80 +#define PIC_IRT_PCIE_LINK_3_INDEX 81 +#define PIC_IRT_PCIE_LINK_INDEX(num) ((num) + PIC_IRT_PCIE_LINK_0_INDEX) +/* 78 to 81 */ +#define PIC_NUM_NA_IRTS 32 +/* 82 to 113 */ +#define PIC_IRT_NA_0_INDEX 82 +#define PIC_IRT_NA_INDEX(num) ((num) + PIC_IRT_NA_0_INDEX) +#define PIC_IRT_POE_INDEX 114 + +#define PIC_NUM_USB_IRTS 6 +#define PIC_IRT_USB_0_INDEX 115 +#define PIC_IRT_EHCI_0_INDEX 115 +#define PIC_IRT_EHCI_1_INDEX 118 +#define PIC_IRT_USB_INDEX(num) ((num) + PIC_IRT_USB_0_INDEX) +/* 115 to 120 */ +#define PIC_IRT_GDX_INDEX 121 +#define PIC_IRT_SEC_INDEX 122 +#define PIC_IRT_RSA_INDEX 123 + +#define PIC_NUM_COMP_IRTS 4 +#define PIC_IRT_COMP_0_INDEX 124 +#define PIC_IRT_COMP_INDEX(num) ((num) + PIC_IRT_COMP_0_INDEX) +/* 124 to 127 */ +#define PIC_IRT_GBU_INDEX 128 +#define PIC_IRT_ICC_0_INDEX 129 /* ICC - Inter Chip Coherency */ +#define PIC_IRT_ICC_1_INDEX 130 +#define PIC_IRT_ICC_2_INDEX 131 +#define PIC_IRT_CAM_INDEX 132 +#define PIC_IRT_UART_0_INDEX 133 +#define PIC_IRT_UART_1_INDEX 134 +#define PIC_IRT_I2C_0_INDEX 135 +#define PIC_IRT_I2C_1_INDEX 136 +#define PIC_IRT_SYS_0_INDEX 137 +#define PIC_IRT_SYS_1_INDEX 138 +#define PIC_IRT_JTAG_INDEX 139 +#define PIC_IRT_PIC_INDEX 140 +#define PIC_IRT_NBU_INDEX 141 +#define PIC_IRT_TCU_INDEX 142 +#define PIC_IRT_GCU_INDEX 143 /* GBC - Global Coherency */ +#define PIC_IRT_DMC_0_INDEX 144 +#define PIC_IRT_DMC_1_INDEX 145 + +#define PIC_NUM_GPIO_IRTS 4 +#define PIC_IRT_GPIO_0_INDEX 146 +#define PIC_IRT_GPIO_INDEX(num) ((num) + PIC_IRT_GPIO_0_INDEX) + +/* 146 to 149 */ +#define PIC_IRT_NOR_INDEX 150 +#define PIC_IRT_NAND_INDEX 151 +#define PIC_IRT_SPI_INDEX 152 +#define PIC_IRT_MMC_INDEX 153 + +#define PIC_CLOCK_TIMER 7 +#define PIC_IRQ_BASE 8 + +#if !defined(LOCORE) && !defined(__ASSEMBLY__) + +#define PIC_IRT_FIRST_IRQ (PIC_IRQ_BASE) +#define PIC_IRT_LAST_IRQ 63 +#define PIC_IRQ_IS_IRT(irq) ((irq) >= PIC_IRT_FIRST_IRQ) + +/* + * Misc + */ +#define PIC_IRT_VALID 1 +#define PIC_LOCAL_SCHEDULING 1 +#define PIC_GLOBAL_SCHEDULING 0 + +#define nlm_read_pic_reg(b, r) nlm_read_reg64(b, r) +#define nlm_write_pic_reg(b, r, v) nlm_write_reg64(b, r, v) +#define nlm_get_pic_pcibase(node) nlm_pcicfg_base(XLP_IO_PIC_OFFSET(node)) +#define nlm_get_pic_regbase(node) (nlm_get_pic_pcibase(node) + XLP_IO_PCI_HDRSZ) + +/* IRT and h/w interrupt routines */ +static inline int +nlm_pic_read_irt(uint64_t base, int irt_index) +{ + return nlm_read_pic_reg(base, PIC_IRT(irt_index)); +} + +static inline uint64_t +nlm_pic_read_control(uint64_t base) +{ + return nlm_read_pic_reg(base, PIC_CTRL); +} + +static inline void +nlm_pic_write_control(uint64_t base, uint64_t control) +{ + nlm_write_pic_reg(base, PIC_CTRL, control); +} + +static inline void +nlm_pic_update_control(uint64_t base, uint64_t control) +{ + uint64_t val; + + val = nlm_read_pic_reg(base, PIC_CTRL); + nlm_write_pic_reg(base, PIC_CTRL, control | val); +} + +static inline void +nlm_set_irt_to_cpu(uint64_t base, int irt, int cpu) +{ + uint64_t val; + + val = nlm_read_pic_reg(base, PIC_IRT(irt)); + val |= cpu & 0xf; + if (cpu > 15) + val |= 1 << 16; + nlm_write_pic_reg(base, PIC_IRT(irt), val); +} + +static inline void +nlm_pic_write_irt(uint64_t base, int irt_num, int en, int nmi, + int sch, int vec, int dt, int db, int dte) +{ + uint64_t val; + + val = (((uint64_t)en & 0x1) << 31) | ((nmi & 0x1) << 29) | + ((sch & 0x1) << 28) | ((vec & 0x3f) << 20) | + ((dt & 0x1) << 19) | ((db & 0x7) << 16) | + (dte & 0xffff); + + nlm_write_pic_reg(base, PIC_IRT(irt_num), val); +} + +static inline void +nlm_pic_write_irt_direct(uint64_t base, int irt_num, int en, int nmi, + int sch, int vec, int cpu) +{ + nlm_pic_write_irt(base, irt_num, en, nmi, sch, vec, 1, + (cpu >> 4), /* thread group */ + 1 << (cpu & 0xf)); /* thread mask */ +} + +static inline uint64_t +nlm_pic_read_timer(uint64_t base, int timer) +{ + return nlm_read_pic_reg(base, PIC_TIMER_COUNT(timer)); +} + +static inline void +nlm_pic_write_timer(uint64_t base, int timer, uint64_t value) +{ + nlm_write_pic_reg(base, PIC_TIMER_COUNT(timer), value); +} + +static inline void +nlm_pic_set_timer(uint64_t base, int timer, uint64_t value, int irq, int cpu) +{ + uint64_t pic_ctrl = nlm_read_pic_reg(base, PIC_CTRL); + int en; + + en = (irq > 0); + nlm_write_pic_reg(base, PIC_TIMER_MAXVAL(timer), value); + nlm_pic_write_irt_direct(base, PIC_IRT_TIMER_INDEX(timer), + en, 0, 0, irq, cpu); + + /* enable the timer */ + pic_ctrl |= (1 << (PIC_CTRL_STE + timer)); + nlm_write_pic_reg(base, PIC_CTRL, pic_ctrl); +} + +static inline void +nlm_pic_enable_irt(uint64_t base, int irt) +{ + uint64_t reg; + + reg = nlm_read_pic_reg(base, PIC_IRT(irt)); + nlm_write_pic_reg(base, PIC_IRT(irt), reg | (1u << 31)); +} + +static inline void +nlm_pic_disable_irt(uint64_t base, int irt) +{ + uint32_t reg; + + reg = nlm_read_pic_reg(base, PIC_IRT(irt)); + nlm_write_pic_reg(base, PIC_IRT(irt), reg & ~((uint64_t)1 << 31)); +} + +static inline void +nlm_pic_send_ipi(uint64_t base, int hwt, int irq, int nmi) +{ + uint64_t ipi; + int node, ncpu; + + node = hwt / 32; + ncpu = hwt & 0x1f; + ipi = ((uint64_t)nmi << 31) | (irq << 20) | (node << 17) | + (1 << (ncpu & 0xf)); + if (ncpu > 15) + ipi |= 0x10000; /* Setting bit 16 to select cpus 16-31 */ + + nlm_write_pic_reg(base, PIC_IPI_CTL, ipi); +} + +static inline void +nlm_pic_ack(uint64_t base, int irt_num) +{ + nlm_write_pic_reg(base, PIC_INT_ACK, irt_num); + + /* Ack the Status register for Watchdog & System timers */ + if (irt_num < 12) + nlm_write_pic_reg(base, PIC_STATUS, (1 << irt_num)); +} + +static inline void +nlm_pic_init_irt(uint64_t base, int irt, int irq, int hwt) +{ + nlm_pic_write_irt_direct(base, irt, 0, 0, 0, irq, 0); +} + +extern uint64_t nlm_pic_base; +int nlm_irq_to_irt(int irq); +int nlm_irt_to_irq(int irt); + +#endif /* __ASSEMBLY__ */ +#endif /* _NLM_HAL_PIC_H */ diff --git a/arch/mips/include/asm/netlogic/xlp-hal/sys.h b/arch/mips/include/asm/netlogic/xlp-hal/sys.h new file mode 100644 index 000000000000..21432f7d89b9 --- /dev/null +++ b/arch/mips/include/asm/netlogic/xlp-hal/sys.h @@ -0,0 +1,129 @@ +/* + * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights + * reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the NetLogic + * license below: + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __NLM_HAL_SYS_H__ +#define __NLM_HAL_SYS_H__ + +/** +* @file_name sys.h +* @author Netlogic Microsystems +* @brief HAL for System configuration registers +*/ +#define SYS_CHIP_RESET 0x00 +#define SYS_POWER_ON_RESET_CFG 0x01 +#define SYS_EFUSE_DEVICE_CFG_STATUS0 0x02 +#define SYS_EFUSE_DEVICE_CFG_STATUS1 0x03 +#define SYS_EFUSE_DEVICE_CFG_STATUS2 0x04 +#define SYS_EFUSE_DEVICE_CFG3 0x05 +#define SYS_EFUSE_DEVICE_CFG4 0x06 +#define SYS_EFUSE_DEVICE_CFG5 0x07 +#define SYS_EFUSE_DEVICE_CFG6 0x08 +#define SYS_EFUSE_DEVICE_CFG7 0x09 +#define SYS_PLL_CTRL 0x0a +#define SYS_CPU_RESET 0x0b +#define SYS_CPU_NONCOHERENT_MODE 0x0d +#define SYS_CORE_DFS_DIS_CTRL 0x0e +#define SYS_CORE_DFS_RST_CTRL 0x0f +#define SYS_CORE_DFS_BYP_CTRL 0x10 +#define SYS_CORE_DFS_PHA_CTRL 0x11 +#define SYS_CORE_DFS_DIV_INC_CTRL 0x12 +#define SYS_CORE_DFS_DIV_DEC_CTRL 0x13 +#define SYS_CORE_DFS_DIV_VALUE 0x14 +#define SYS_RESET 0x15 +#define SYS_DFS_DIS_CTRL 0x16 +#define SYS_DFS_RST_CTRL 0x17 +#define SYS_DFS_BYP_CTRL 0x18 +#define SYS_DFS_DIV_INC_CTRL 0x19 +#define SYS_DFS_DIV_DEC_CTRL 0x1a +#define SYS_DFS_DIV_VALUE0 0x1b +#define SYS_DFS_DIV_VALUE1 0x1c +#define SYS_SENSE_AMP_DLY 0x1d +#define SYS_SOC_SENSE_AMP_DLY 0x1e +#define SYS_CTRL0 0x1f +#define SYS_CTRL1 0x20 +#define SYS_TIMEOUT_BS1 0x21 +#define SYS_BYTE_SWAP 0x22 +#define SYS_VRM_VID 0x23 +#define SYS_PWR_RAM_CMD 0x24 +#define SYS_PWR_RAM_ADDR 0x25 +#define SYS_PWR_RAM_DATA0 0x26 +#define SYS_PWR_RAM_DATA1 0x27 +#define SYS_PWR_RAM_DATA2 0x28 +#define SYS_PWR_UCODE 0x29 +#define SYS_CPU0_PWR_STATUS 0x2a +#define SYS_CPU1_PWR_STATUS 0x2b +#define SYS_CPU2_PWR_STATUS 0x2c +#define SYS_CPU3_PWR_STATUS 0x2d +#define SYS_CPU4_PWR_STATUS 0x2e +#define SYS_CPU5_PWR_STATUS 0x2f +#define SYS_CPU6_PWR_STATUS 0x30 +#define SYS_CPU7_PWR_STATUS 0x31 +#define SYS_STATUS 0x32 +#define SYS_INT_POL 0x33 +#define SYS_INT_TYPE 0x34 +#define SYS_INT_STATUS 0x35 +#define SYS_INT_MASK0 0x36 +#define SYS_INT_MASK1 0x37 +#define SYS_UCO_S_ECC 0x38 +#define SYS_UCO_M_ECC 0x39 +#define SYS_UCO_ADDR 0x3a +#define SYS_UCO_INSTR 0x3b +#define SYS_MEM_BIST0 0x3c +#define SYS_MEM_BIST1 0x3d +#define SYS_MEM_BIST2 0x3e +#define SYS_MEM_BIST3 0x3f +#define SYS_MEM_BIST4 0x40 +#define SYS_MEM_BIST5 0x41 +#define SYS_MEM_BIST6 0x42 +#define SYS_MEM_BIST7 0x43 +#define SYS_MEM_BIST8 0x44 +#define SYS_MEM_BIST9 0x45 +#define SYS_MEM_BIST10 0x46 +#define SYS_MEM_BIST11 0x47 +#define SYS_MEM_BIST12 0x48 +#define SYS_SCRTCH0 0x49 +#define SYS_SCRTCH1 0x4a +#define SYS_SCRTCH2 0x4b +#define SYS_SCRTCH3 0x4c + +#ifndef __ASSEMBLY__ + +#define nlm_read_sys_reg(b, r) nlm_read_reg(b, r) +#define nlm_write_sys_reg(b, r, v) nlm_write_reg(b, r, v) +#define nlm_get_sys_pcibase(node) nlm_pcicfg_base(XLP_IO_SYS_OFFSET(node)) +#define nlm_get_sys_regbase(node) (nlm_get_sys_pcibase(node) + XLP_IO_PCI_HDRSZ) + +extern uint64_t nlm_sys_base; +#endif +#endif diff --git a/arch/mips/include/asm/netlogic/xlp-hal/uart.h b/arch/mips/include/asm/netlogic/xlp-hal/uart.h new file mode 100644 index 000000000000..6a7046ca094d --- /dev/null +++ b/arch/mips/include/asm/netlogic/xlp-hal/uart.h @@ -0,0 +1,191 @@ +/* + * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights + * reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the NetLogic + * license below: + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __XLP_HAL_UART_H__ +#define __XLP_HAL_UART_H__ + +/* UART Specific registers */ +#define UART_RX_DATA 0x00 +#define UART_TX_DATA 0x00 + +#define UART_INT_EN 0x01 +#define UART_INT_ID 0x02 +#define UART_FIFO_CTL 0x02 +#define UART_LINE_CTL 0x03 +#define UART_MODEM_CTL 0x04 +#define UART_LINE_STS 0x05 +#define UART_MODEM_STS 0x06 + +#define UART_DIVISOR0 0x00 +#define UART_DIVISOR1 0x01 + +#define BASE_BAUD (XLP_IO_CLK/16) +#define BAUD_DIVISOR(baud) (BASE_BAUD / baud) + +/* LCR mask values */ +#define LCR_5BITS 0x00 +#define LCR_6BITS 0x01 +#define LCR_7BITS 0x02 +#define LCR_8BITS 0x03 +#define LCR_STOPB 0x04 +#define LCR_PENAB 0x08 +#define LCR_PODD 0x00 +#define LCR_PEVEN 0x10 +#define LCR_PONE 0x20 +#define LCR_PZERO 0x30 +#define LCR_SBREAK 0x40 +#define LCR_EFR_ENABLE 0xbf +#define LCR_DLAB 0x80 + +/* MCR mask values */ +#define MCR_DTR 0x01 +#define MCR_RTS 0x02 +#define MCR_DRS 0x04 +#define MCR_IE 0x08 +#define MCR_LOOPBACK 0x10 + +/* FCR mask values */ +#define FCR_RCV_RST 0x02 +#define FCR_XMT_RST 0x04 +#define FCR_RX_LOW 0x00 +#define FCR_RX_MEDL 0x40 +#define FCR_RX_MEDH 0x80 +#define FCR_RX_HIGH 0xc0 + +/* IER mask values */ +#define IER_ERXRDY 0x1 +#define IER_ETXRDY 0x2 +#define IER_ERLS 0x4 +#define IER_EMSC 0x8 + +#if !defined(LOCORE) && !defined(__ASSEMBLY__) + +#define nlm_read_uart_reg(b, r) nlm_read_reg(b, r) +#define nlm_write_uart_reg(b, r, v) nlm_write_reg(b, r, v) +#define nlm_get_uart_pcibase(node, inst) \ + nlm_pcicfg_base(XLP_IO_UART_OFFSET(node, inst)) +#define nlm_get_uart_regbase(node, inst) \ + (nlm_get_uart_pcibase(node, inst) + XLP_IO_PCI_HDRSZ) + +static inline void +nlm_uart_set_baudrate(uint64_t base, int baud) +{ + uint32_t lcr; + + lcr = nlm_read_uart_reg(base, UART_LINE_CTL); + + /* enable divisor register, and write baud values */ + nlm_write_uart_reg(base, UART_LINE_CTL, lcr | (1 << 7)); + nlm_write_uart_reg(base, UART_DIVISOR0, + (BAUD_DIVISOR(baud) & 0xff)); + nlm_write_uart_reg(base, UART_DIVISOR1, + ((BAUD_DIVISOR(baud) >> 8) & 0xff)); + + /* restore default lcr */ + nlm_write_uart_reg(base, UART_LINE_CTL, lcr); +} + +static inline void +nlm_uart_outbyte(uint64_t base, char c) +{ + uint32_t lsr; + + for (;;) { + lsr = nlm_read_uart_reg(base, UART_LINE_STS); + if (lsr & 0x20) + break; + } + + nlm_write_uart_reg(base, UART_TX_DATA, (int)c); +} + +static inline char +nlm_uart_inbyte(uint64_t base) +{ + int data, lsr; + + for (;;) { + lsr = nlm_read_uart_reg(base, UART_LINE_STS); + if (lsr & 0x80) { /* parity/frame/break-error - push a zero */ + data = 0; + break; + } + if (lsr & 0x01) { /* Rx data */ + data = nlm_read_uart_reg(base, UART_RX_DATA); + break; + } + } + + return (char)data; +} + +static inline int +nlm_uart_init(uint64_t base, int baud, int databits, int stopbits, + int parity, int int_en, int loopback) +{ + uint32_t lcr; + + lcr = 0; + if (databits >= 8) + lcr |= LCR_8BITS; + else if (databits == 7) + lcr |= LCR_7BITS; + else if (databits == 6) + lcr |= LCR_6BITS; + else + lcr |= LCR_5BITS; + + if (stopbits > 1) + lcr |= LCR_STOPB; + + lcr |= parity << 3; + + /* setup default lcr */ + nlm_write_uart_reg(base, UART_LINE_CTL, lcr); + + /* Reset the FIFOs */ + nlm_write_uart_reg(base, UART_LINE_CTL, FCR_RCV_RST | FCR_XMT_RST); + + nlm_uart_set_baudrate(base, baud); + + if (loopback) + nlm_write_uart_reg(base, UART_MODEM_CTL, 0x1f); + + if (int_en) + nlm_write_uart_reg(base, UART_INT_EN, IER_ERXRDY | IER_ETXRDY); + + return 0; +} +#endif /* !LOCORE && !__ASSEMBLY__ */ +#endif /* __XLP_HAL_UART_H__ */ diff --git a/arch/mips/include/asm/netlogic/xlp-hal/xlp.h b/arch/mips/include/asm/netlogic/xlp-hal/xlp.h new file mode 100644 index 000000000000..aae23f107412 --- /dev/null +++ b/arch/mips/include/asm/netlogic/xlp-hal/xlp.h @@ -0,0 +1,54 @@ +/* + * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights + * reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the NetLogic + * license below: + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _NLM_HAL_XLP_H +#define _NLM_HAL_XLP_H + +#define RESET_VEC_PHYS 0x1fc00000 +#define RESET_DATA_PHYS (RESET_VEC_PHYS + (1<<10)) +#define BOOT_THREAD_MODE 0 + +#define PIC_UART_0_IRQ 17 +#define PIC_UART_1_IRQ 18 + +#ifndef __ASSEMBLY__ + +/* SMP support functions */ +void nlm_boot_core0_siblings(void); + +void xlp_mmu_init(void); +void nlm_hal_init(void); + +#endif /* !__ASSEMBLY__ */ +#endif /* _ASM_NLM_XLP_H */ diff --git a/arch/mips/netlogic/common/earlycons.c b/arch/mips/netlogic/common/earlycons.c index 28c8fa7a8503..f193f7b3bd81 100644 --- a/arch/mips/netlogic/common/earlycons.c +++ b/arch/mips/netlogic/common/earlycons.c @@ -38,13 +38,22 @@ #include #include +#if defined(CONFIG_CPU_XLP) +#include +#include +#elif defined(CONFIG_CPU_XLR) #include +#endif void prom_putchar(char c) { uint64_t uartbase; +#if defined(CONFIG_CPU_XLP) + uartbase = nlm_get_uart_regbase(0, 0); +#elif defined(CONFIG_CPU_XLR) uartbase = nlm_mmio_base(NETLOGIC_IO_UART_0_OFFSET); +#endif while (nlm_read_reg(uartbase, UART_LSR) == 0) ; nlm_write_reg(uartbase, UART_TX, c); diff --git a/arch/mips/netlogic/common/irq.c b/arch/mips/netlogic/common/irq.c index dd0dd626cc8f..49a4f6cf71e5 100644 --- a/arch/mips/netlogic/common/irq.c +++ b/arch/mips/netlogic/common/irq.c @@ -53,8 +53,16 @@ #include #include +#if defined(CONFIG_CPU_XLP) +#include +#include +#include +#elif defined(CONFIG_CPU_XLR) #include #include +#else +#error "Unknown CPU" +#endif /* * These are the routines that handle all the low level interrupt stuff. * Actions handled here are: initialization of the interrupt map, requesting of diff --git a/arch/mips/netlogic/common/smp.c b/arch/mips/netlogic/common/smp.c index 3b32c834d14c..c1960439f7e1 100644 --- a/arch/mips/netlogic/common/smp.c +++ b/arch/mips/netlogic/common/smp.c @@ -45,8 +45,15 @@ #include #include +#if defined(CONFIG_CPU_XLP) +#include +#include +#elif defined(CONFIG_CPU_XLR) #include #include +#else +#error "Unknown CPU" +#endif void nlm_send_ipi_single(int logical_cpu, unsigned int action) { @@ -70,15 +77,15 @@ void nlm_send_ipi_mask(const struct cpumask *mask, unsigned int action) /* IRQ_IPI_SMP_FUNCTION Handler */ void nlm_smp_function_ipi_handler(unsigned int irq, struct irq_desc *desc) { - smp_call_function_interrupt(); write_c0_eirr(1ull << irq); + smp_call_function_interrupt(); } /* IRQ_IPI_SMP_RESCHEDULE handler */ void nlm_smp_resched_ipi_handler(unsigned int irq, struct irq_desc *desc) { - scheduler_ipi(); write_c0_eirr(1ull << irq); + scheduler_ipi(); } /* @@ -86,9 +93,10 @@ void nlm_smp_resched_ipi_handler(unsigned int irq, struct irq_desc *desc) */ void nlm_early_init_secondary(int cpu) { + change_c0_config(CONF_CM_CMASK, 0x3); write_c0_ebase((uint32_t)nlm_common_ebase); -#ifdef NLM_XLP - if (cpu % 4 == 0) +#ifdef CONFIG_CPU_XLP + if (hard_smp_processor_id() % 4 == 0) xlp_mmu_init(); #endif } diff --git a/arch/mips/netlogic/xlp/nlm_hal.c b/arch/mips/netlogic/xlp/nlm_hal.c new file mode 100644 index 000000000000..885f6878594a --- /dev/null +++ b/arch/mips/netlogic/xlp/nlm_hal.c @@ -0,0 +1,105 @@ +/* + * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights + * reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the NetLogic + * license below: + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include +#include +#include +#include + +#include +#include + +#include +#include +#include +#include +#include + +/* These addresses are computed by the nlm_hal_init() */ +uint64_t nlm_io_base; +uint64_t nlm_sys_base; +uint64_t nlm_pic_base; + +/* Main initialization */ +void nlm_hal_init(void) +{ + nlm_io_base = CKSEG1ADDR(XLP_DEFAULT_IO_BASE); + nlm_sys_base = nlm_get_sys_regbase(0); /* node 0 */ + nlm_pic_base = nlm_get_pic_regbase(0); /* node 0 */ +} + +int nlm_irq_to_irt(int irq) +{ + if (!PIC_IRQ_IS_IRT(irq)) + return -1; + + switch (irq) { + case PIC_UART_0_IRQ: + return PIC_IRT_UART_0_INDEX; + case PIC_UART_1_IRQ: + return PIC_IRT_UART_1_INDEX; + default: + return -1; + } +} + +int nlm_irt_to_irq(int irt) +{ + switch (irt) { + case PIC_IRT_UART_0_INDEX: + return PIC_UART_0_IRQ; + case PIC_IRT_UART_1_INDEX: + return PIC_UART_1_IRQ; + default: + return -1; + } +} + +unsigned int nlm_get_cpu_frequency(void) +{ + unsigned int pll_divf, pll_divr, dfs_div, denom; + unsigned int val; + uint64_t num; + + val = nlm_read_sys_reg(nlm_sys_base, SYS_POWER_ON_RESET_CFG); + pll_divf = (val >> 10) & 0x7f; + pll_divr = (val >> 8) & 0x3; + dfs_div = (val >> 17) & 0x3; + + num = pll_divf + 1; + denom = 3 * (pll_divr + 1) * (1 << (dfs_div + 1)); + num = num * 800000000ULL; + do_div(num, denom); + return (unsigned int)num; +} diff --git a/arch/mips/netlogic/xlp/platform.c b/arch/mips/netlogic/xlp/platform.c new file mode 100644 index 000000000000..1f5e4cba891d --- /dev/null +++ b/arch/mips/netlogic/xlp/platform.c @@ -0,0 +1,108 @@ +/* + * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights + * reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the NetLogic + * license below: + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include + +static unsigned int nlm_xlp_uart_in(struct uart_port *p, int offset) +{ + return nlm_read_reg(p->iobase, offset); +} + +static void nlm_xlp_uart_out(struct uart_port *p, int offset, int value) +{ + nlm_write_reg(p->iobase, offset, value); +} + +#define PORT(_irq) \ + { \ + .irq = _irq, \ + .regshift = 2, \ + .iotype = UPIO_MEM32, \ + .flags = (UPF_SKIP_TEST|UPF_FIXED_TYPE|\ + UPF_BOOT_AUTOCONF), \ + .uartclk = XLP_IO_CLK, \ + .type = PORT_16550A, \ + .serial_in = nlm_xlp_uart_in, \ + .serial_out = nlm_xlp_uart_out, \ + } + +static struct plat_serial8250_port xlp_uart_data[] = { + PORT(PIC_UART_0_IRQ), + PORT(PIC_UART_1_IRQ), + {}, +}; + +static struct platform_device uart_device = { + .name = "serial8250", + .id = PLAT8250_DEV_PLATFORM, + .dev = { + .platform_data = xlp_uart_data, + }, +}; + +static int __init nlm_platform_uart_init(void) +{ + unsigned long mmio; + + mmio = (unsigned long)nlm_get_uart_regbase(0, 0); + xlp_uart_data[0].iobase = mmio; + xlp_uart_data[0].membase = (void __iomem *)mmio; + xlp_uart_data[0].mapbase = mmio; + + mmio = (unsigned long)nlm_get_uart_regbase(0, 1); + xlp_uart_data[1].iobase = mmio; + xlp_uart_data[1].membase = (void __iomem *)mmio; + xlp_uart_data[1].mapbase = mmio; + + return platform_device_register(&uart_device); +} + +arch_initcall(nlm_platform_uart_init); diff --git a/arch/mips/netlogic/xlp/setup.c b/arch/mips/netlogic/xlp/setup.c new file mode 100644 index 000000000000..f40a0e73580f --- /dev/null +++ b/arch/mips/netlogic/xlp/setup.c @@ -0,0 +1,101 @@ +/* + * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights + * reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the NetLogic + * license below: + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include +#include +#include + +#include +#include +#include + +#include + +#include +#include + +#include +#include +#include + +unsigned long nlm_common_ebase = 0x0; + +static void nlm_linux_exit(void) +{ + nlm_write_sys_reg(nlm_sys_base, SYS_CHIP_RESET, 1); + for ( ; ; ) + cpu_wait(); +} + +void __init plat_mem_setup(void) +{ + panic_timeout = 5; + _machine_restart = (void (*)(char *))nlm_linux_exit; + _machine_halt = nlm_linux_exit; + pm_power_off = nlm_linux_exit; +} + +const char *get_system_type(void) +{ + return "Netlogic XLP Series"; +} + +void __init prom_free_prom_memory(void) +{ + /* Nothing yet */ +} + +void xlp_mmu_init(void) +{ + write_c0_config6(read_c0_config6() | 0x24); + current_cpu_data.tlbsize = ((read_c0_config6() >> 16) & 0xffff) + 1; + write_c0_config7(PM_DEFAULT_MASK >> + (13 + (ffz(PM_DEFAULT_MASK >> 13) / 2))); +} + +void __init prom_init(void) +{ + void *fdtp; + + fdtp = (void *)(long)fw_arg0; + xlp_mmu_init(); + nlm_hal_init(); + early_init_devtree(fdtp); + + nlm_common_ebase = read_c0_ebase() & (~((1 << 12) - 1)); +#ifdef CONFIG_SMP + nlm_wakeup_secondary_cpus(0xffffffff); + register_smp_ops(&nlm_smp_ops); +#endif +} diff --git a/arch/mips/netlogic/xlp/smpboot.S b/arch/mips/netlogic/xlp/smpboot.S new file mode 100644 index 000000000000..7dd323234d70 --- /dev/null +++ b/arch/mips/netlogic/xlp/smpboot.S @@ -0,0 +1,217 @@ +/* + * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights + * reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the NetLogic + * license below: + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include + +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +#define CP0_EBASE $15 +#define SYS_CPU_COHERENT_BASE(node) CKSEG1ADDR(XLP_DEFAULT_IO_BASE) + \ + XLP_IO_SYS_OFFSET(node) + XLP_IO_PCI_HDRSZ + \ + SYS_CPU_NONCOHERENT_MODE * 4 + +.macro __config_lsu + li t0, LSU_DEFEATURE + mfcr t1, t0 + + lui t2, 0x4080 /* Enable Unaligned Access, L2HPE */ + or t1, t1, t2 + li t2, ~0xe /* S1RCM */ + and t1, t1, t2 + mtcr t1, t0 + + li t0, SCHED_DEFEATURE + lui t1, 0x0100 /* Experimental: Disable BRU accepting ALU ops */ + mtcr t1, t0 +.endm + + .set noreorder + .set arch=xlr /* for mfcr/mtcr, XLR is sufficient */ + + __CPUINIT +EXPORT(nlm_reset_entry) + mfc0 t0, CP0_EBASE, 1 + mfc0 t1, CP0_EBASE, 1 + srl t1, 5 + andi t1, 0x3 /* t1 <- node */ + li t2, 0x40000 + mul t3, t2, t1 /* t3 = node * 0x40000 */ + srl t0, t0, 2 + and t0, t0, 0x7 /* t0 <- core */ + li t1, 0x1 + sll t0, t1, t0 + nor t0, t0, zero /* t0 <- ~(1 << core) */ + li t2, SYS_CPU_COHERENT_BASE(0) + add t2, t2, t3 /* t2 <- SYS offset for node */ + lw t1, 0(t2) + and t1, t1, t0 + sw t1, 0(t2) + + /* read back to ensure complete */ + lw t1, 0(t2) + sync + + /* Configure LSU on Non-0 Cores. */ + __config_lsu + +/* + * Wake up sibling threads from the initial thread in + * a core. + */ +EXPORT(nlm_boot_siblings) + li t0, CKSEG1ADDR(RESET_DATA_PHYS) + lw t1, BOOT_THREAD_MODE(t0) /* t1 <- thread mode */ + li t0, ((CPU_BLOCKID_MAP << 8) | MAP_THREADMODE) + mfcr t2, t0 + or t2, t2, t1 + mtcr t2, t0 + + /* + * The new hardware thread starts at the next instruction + * For all the cases other than core 0 thread 0, we will + * jump to the secondary wait function. + */ + mfc0 v0, CP0_EBASE, 1 + andi v0, 0x7f /* v0 <- node/core */ + +#if 1 + /* A0 errata - Write MMU_SETUP after changing thread mode register. */ + andi v1, v0, 0x3 /* v1 <- thread id */ + bnez v1, 2f + nop + + li t0, MMU_SETUP + li t1, 0 + mtcr t1, t0 + ehb +#endif + +2: beqz v0, 3f + nop + + /* setup status reg */ + mfc0 t1, CP0_STATUS + li t0, ST0_BEV + or t1, t0 + xor t1, t0 +#ifdef CONFIG_64BIT + ori t1, ST0_KX +#endif + mtc0 t1, CP0_STATUS + + /* SETUP TLBs for a mapped kernel here */ + PTR_LA t0, prom_pre_boot_secondary_cpus + jalr t0 + nop + + /* + * For the boot CPU, we have to restore registers and + * return + */ +3: dmfc0 t0, $4, 2 /* restore SP from UserLocal */ + li t1, 0xfadebeef + dmtc0 t1, $4, 2 /* restore SP from UserLocal */ + PTR_SUBU sp, t0, PT_SIZE + RESTORE_ALL + jr ra + nop +EXPORT(nlm_reset_entry_end) + +EXPORT(nlm_boot_core0_siblings) /* "Master" (n0c0t0) cpu starts from here */ + __config_lsu + dmtc0 sp, $4, 2 /* SP saved in UserLocal */ + SAVE_ALL + sync + /* find the location to which nlm_boot_siblings was relocated */ + li t0, CKSEG1ADDR(RESET_VEC_PHYS) + dla t1, nlm_reset_entry + dla t2, nlm_boot_siblings + dsubu t2, t1 + daddu t2, t0 + /* call it */ + jr t2 + nop + __FINIT + + __CPUINIT +NESTED(prom_pre_boot_secondary_cpus, 16, sp) + .set mips64 + mfc0 a0, CP0_EBASE, 1 /* read ebase */ + andi a0, 0x3ff /* a0 has the processor_id() */ + sll t0, a0, 2 /* offset in cpu array */ + + PTR_LA t1, nlm_cpu_ready /* mark CPU ready */ + PTR_ADDU t1, t0 + li t2, 1 + sw t2, 0(t1) + + PTR_LA t1, nlm_cpu_unblock + PTR_ADDU t1, t0 +1: lw t2, 0(t1) /* wait till unblocked */ + bnez t2, 2f + nop + nop + nop + nop + nop + nop + j 1b + nop + +2: PTR_LA t1, nlm_next_sp + PTR_L sp, 0(t1) + PTR_LA t1, nlm_next_gp + PTR_L gp, 0(t1) + + /* a0 has the processor id */ + PTR_LA t0, nlm_early_init_secondary + jalr t0 + nop + + PTR_LA t0, smp_bootstrap + jr t0 + nop +END(prom_pre_boot_secondary_cpus) + __FINIT diff --git a/arch/mips/netlogic/xlp/wakeup.c b/arch/mips/netlogic/xlp/wakeup.c new file mode 100644 index 000000000000..e081a778678e --- /dev/null +++ b/arch/mips/netlogic/xlp/wakeup.c @@ -0,0 +1,149 @@ +/* + * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights + * reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the NetLogic + * license below: + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include +#include +#include + +#include +#include +#include +#include +#include + +#include +#include +#include + +#include +#include +#include +#include + +unsigned long secondary_entry; +uint32_t nlm_coremask; +unsigned int nlm_threads_per_core; +unsigned int nlm_threadmode; + +static void nlm_enable_secondary_cores(unsigned int cores_bitmap) +{ + uint32_t core, value, coremask; + + for (core = 1; core < 8; core++) { + coremask = 1 << core; + if ((cores_bitmap & coremask) == 0) + continue; + + /* Enable CPU clock */ + value = nlm_read_sys_reg(nlm_sys_base, SYS_CORE_DFS_DIS_CTRL); + value &= ~coremask; + nlm_write_sys_reg(nlm_sys_base, SYS_CORE_DFS_DIS_CTRL, value); + + /* Remove CPU Reset */ + value = nlm_read_sys_reg(nlm_sys_base, SYS_CPU_RESET); + value &= ~coremask; + nlm_write_sys_reg(nlm_sys_base, SYS_CPU_RESET, value); + + /* Poll for CPU to mark itself coherent */ + do { + value = nlm_read_sys_reg(nlm_sys_base, + SYS_CPU_NONCOHERENT_MODE); + } while ((value & coremask) != 0); + } +} + + +static void nlm_parse_cpumask(u32 cpu_mask) +{ + uint32_t core0_thr_mask, core_thr_mask; + int i; + + core0_thr_mask = cpu_mask & 0xf; + switch (core0_thr_mask) { + case 1: + nlm_threads_per_core = 1; + nlm_threadmode = 0; + break; + case 3: + nlm_threads_per_core = 2; + nlm_threadmode = 2; + break; + case 0xf: + nlm_threads_per_core = 4; + nlm_threadmode = 3; + break; + default: + goto unsupp; + } + + /* Verify other cores CPU masks */ + nlm_coremask = 1; + for (i = 1; i < 8; i++) { + core_thr_mask = (cpu_mask >> (i * 4)) & 0xf; + if (core_thr_mask) { + if (core_thr_mask != core0_thr_mask) + goto unsupp; + nlm_coremask |= 1 << i; + } + } + return; + +unsupp: + panic("Unsupported CPU mask %x\n", cpu_mask); +} + +int __cpuinit nlm_wakeup_secondary_cpus(u32 wakeup_mask) +{ + unsigned long reset_vec; + unsigned int *reset_data; + + /* Update reset entry point with CPU init code */ + reset_vec = CKSEG1ADDR(RESET_VEC_PHYS); + memcpy((void *)reset_vec, (void *)nlm_reset_entry, + (nlm_reset_entry_end - nlm_reset_entry)); + + /* verify the mask and setup core config variables */ + nlm_parse_cpumask(wakeup_mask); + + /* Setup CPU init parameters */ + reset_data = (unsigned int *)CKSEG1ADDR(RESET_DATA_PHYS); + reset_data[BOOT_THREAD_MODE] = nlm_threadmode; + + /* first wakeup core 0 siblings */ + nlm_boot_core0_siblings(); + + /* enable the reset of the cores */ + nlm_enable_secondary_cores(nlm_coremask); + return 0; +} -- 2.39.5