--- /dev/null
+/*
+ * Copyright 2010 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Alex Deucher
+ */
+#include <linux/firmware.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
+#include "drmP.h"
+#include "radeon.h"
+#include "radeon_asic.h"
+#include "radeon_drm.h"
+#include "nid.h"
+#include "atom.h"
+#include "ni_reg.h"
+
+#define EVERGREEN_PFP_UCODE_SIZE 1120
+#define EVERGREEN_PM4_UCODE_SIZE 1376
+#define EVERGREEN_RLC_UCODE_SIZE 768
+#define BTC_MC_UCODE_SIZE 6024
+
+/* Firmware Names */
+MODULE_FIRMWARE("radeon/BARTS_pfp.bin");
+MODULE_FIRMWARE("radeon/BARTS_me.bin");
+MODULE_FIRMWARE("radeon/BARTS_mc.bin");
+MODULE_FIRMWARE("radeon/BTC_rlc.bin");
+MODULE_FIRMWARE("radeon/TURKS_pfp.bin");
+MODULE_FIRMWARE("radeon/TURKS_me.bin");
+MODULE_FIRMWARE("radeon/TURKS_mc.bin");
+MODULE_FIRMWARE("radeon/CAICOS_pfp.bin");
+MODULE_FIRMWARE("radeon/CAICOS_me.bin");
+MODULE_FIRMWARE("radeon/CAICOS_mc.bin");
+
+#define BTC_IO_MC_REGS_SIZE 29
+
+static const u32 barts_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
+ {0x00000077, 0xff010100},
+ {0x00000078, 0x00000000},
+ {0x00000079, 0x00001434},
+ {0x0000007a, 0xcc08ec08},
+ {0x0000007b, 0x00040000},
+ {0x0000007c, 0x000080c0},
+ {0x0000007d, 0x09000000},
+ {0x0000007e, 0x00210404},
+ {0x00000081, 0x08a8e800},
+ {0x00000082, 0x00030444},
+ {0x00000083, 0x00000000},
+ {0x00000085, 0x00000001},
+ {0x00000086, 0x00000002},
+ {0x00000087, 0x48490000},
+ {0x00000088, 0x20244647},
+ {0x00000089, 0x00000005},
+ {0x0000008b, 0x66030000},
+ {0x0000008c, 0x00006603},
+ {0x0000008d, 0x00000100},
+ {0x0000008f, 0x00001c0a},
+ {0x00000090, 0xff000001},
+ {0x00000094, 0x00101101},
+ {0x00000095, 0x00000fff},
+ {0x00000096, 0x00116fff},
+ {0x00000097, 0x60010000},
+ {0x00000098, 0x10010000},
+ {0x00000099, 0x00006000},
+ {0x0000009a, 0x00001000},
+ {0x0000009f, 0x00946a00}
+};
+
+static const u32 turks_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
+ {0x00000077, 0xff010100},
+ {0x00000078, 0x00000000},
+ {0x00000079, 0x00001434},
+ {0x0000007a, 0xcc08ec08},
+ {0x0000007b, 0x00040000},
+ {0x0000007c, 0x000080c0},
+ {0x0000007d, 0x09000000},
+ {0x0000007e, 0x00210404},
+ {0x00000081, 0x08a8e800},
+ {0x00000082, 0x00030444},
+ {0x00000083, 0x00000000},
+ {0x00000085, 0x00000001},
+ {0x00000086, 0x00000002},
+ {0x00000087, 0x48490000},
+ {0x00000088, 0x20244647},
+ {0x00000089, 0x00000005},
+ {0x0000008b, 0x66030000},
+ {0x0000008c, 0x00006603},
+ {0x0000008d, 0x00000100},
+ {0x0000008f, 0x00001c0a},
+ {0x00000090, 0xff000001},
+ {0x00000094, 0x00101101},
+ {0x00000095, 0x00000fff},
+ {0x00000096, 0x00116fff},
+ {0x00000097, 0x60010000},
+ {0x00000098, 0x10010000},
+ {0x00000099, 0x00006000},
+ {0x0000009a, 0x00001000},
+ {0x0000009f, 0x00936a00}
+};
+
+static const u32 caicos_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
+ {0x00000077, 0xff010100},
+ {0x00000078, 0x00000000},
+ {0x00000079, 0x00001434},
+ {0x0000007a, 0xcc08ec08},
+ {0x0000007b, 0x00040000},
+ {0x0000007c, 0x000080c0},
+ {0x0000007d, 0x09000000},
+ {0x0000007e, 0x00210404},
+ {0x00000081, 0x08a8e800},
+ {0x00000082, 0x00030444},
+ {0x00000083, 0x00000000},
+ {0x00000085, 0x00000001},
+ {0x00000086, 0x00000002},
+ {0x00000087, 0x48490000},
+ {0x00000088, 0x20244647},
+ {0x00000089, 0x00000005},
+ {0x0000008b, 0x66030000},
+ {0x0000008c, 0x00006603},
+ {0x0000008d, 0x00000100},
+ {0x0000008f, 0x00001c0a},
+ {0x00000090, 0xff000001},
+ {0x00000094, 0x00101101},
+ {0x00000095, 0x00000fff},
+ {0x00000096, 0x00116fff},
+ {0x00000097, 0x60010000},
+ {0x00000098, 0x10010000},
+ {0x00000099, 0x00006000},
+ {0x0000009a, 0x00001000},
+ {0x0000009f, 0x00916a00}
+};
+
+int btc_mc_load_microcode(struct radeon_device *rdev)
+{
+ const __be32 *fw_data;
+ u32 mem_type, running, blackout = 0;
+ u32 *io_mc_regs;
+ int i;
+
+ if (!rdev->mc_fw)
+ return -EINVAL;
+
+ switch (rdev->family) {
+ case CHIP_BARTS:
+ io_mc_regs = (u32 *)&barts_io_mc_regs;
+ break;
+ case CHIP_TURKS:
+ io_mc_regs = (u32 *)&turks_io_mc_regs;
+ break;
+ case CHIP_CAICOS:
+ default:
+ io_mc_regs = (u32 *)&caicos_io_mc_regs;
+ break;
+ }
+
+ mem_type = (RREG32(MC_SEQ_MISC0) & MC_SEQ_MISC0_GDDR5_MASK) >> MC_SEQ_MISC0_GDDR5_SHIFT;
+ running = RREG32(MC_SEQ_SUP_CNTL) & RUN_MASK;
+
+ if ((mem_type == MC_SEQ_MISC0_GDDR5_VALUE) && (running == 0)) {
+ if (running) {
+ blackout = RREG32(MC_SHARED_BLACKOUT_CNTL);
+ WREG32(MC_SHARED_BLACKOUT_CNTL, 1);
+ }
+
+ /* reset the engine and set to writable */
+ WREG32(MC_SEQ_SUP_CNTL, 0x00000008);
+ WREG32(MC_SEQ_SUP_CNTL, 0x00000010);
+
+ /* load mc io regs */
+ for (i = 0; i < BTC_IO_MC_REGS_SIZE; i++) {
+ WREG32(MC_SEQ_IO_DEBUG_INDEX, io_mc_regs[(i << 1)]);
+ WREG32(MC_SEQ_IO_DEBUG_DATA, io_mc_regs[(i << 1) + 1]);
+ }
+ /* load the MC ucode */
+ fw_data = (const __be32 *)rdev->mc_fw->data;
+ for (i = 0; i < BTC_MC_UCODE_SIZE; i++)
+ WREG32(MC_SEQ_SUP_PGM, be32_to_cpup(fw_data++));
+
+ /* put the engine back into the active state */
+ WREG32(MC_SEQ_SUP_CNTL, 0x00000008);
+ WREG32(MC_SEQ_SUP_CNTL, 0x00000004);
+ WREG32(MC_SEQ_SUP_CNTL, 0x00000001);
+
+ /* wait for training to complete */
+ while (!(RREG32(MC_IO_PAD_CNTL_D0) & MEM_FALL_OUT_CMD))
+ udelay(10);
+
+ if (running)
+ WREG32(MC_SHARED_BLACKOUT_CNTL, blackout);
+ }
+
+ return 0;
+}
+
+int ni_init_microcode(struct radeon_device *rdev)
+{
+ struct platform_device *pdev;
+ const char *chip_name;
+ const char *rlc_chip_name;
+ size_t pfp_req_size, me_req_size, rlc_req_size, mc_req_size;
+ char fw_name[30];
+ int err;
+
+ DRM_DEBUG("\n");
+
+ pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0);
+ err = IS_ERR(pdev);
+ if (err) {
+ printk(KERN_ERR "radeon_cp: Failed to register firmware\n");
+ return -EINVAL;
+ }
+
+ switch (rdev->family) {
+ case CHIP_BARTS:
+ chip_name = "BARTS";
+ rlc_chip_name = "BTC";
+ break;
+ case CHIP_TURKS:
+ chip_name = "TURKS";
+ rlc_chip_name = "BTC";
+ break;
+ case CHIP_CAICOS:
+ chip_name = "CAICOS";
+ rlc_chip_name = "BTC";
+ break;
+ default: BUG();
+ }
+
+ pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
+ me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
+ rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
+ mc_req_size = BTC_MC_UCODE_SIZE * 4;
+
+ DRM_INFO("Loading %s Microcode\n", chip_name);
+
+ snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
+ err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev);
+ if (err)
+ goto out;
+ if (rdev->pfp_fw->size != pfp_req_size) {
+ printk(KERN_ERR
+ "ni_cp: Bogus length %zu in firmware \"%s\"\n",
+ rdev->pfp_fw->size, fw_name);
+ err = -EINVAL;
+ goto out;
+ }
+
+ snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
+ err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev);
+ if (err)
+ goto out;
+ if (rdev->me_fw->size != me_req_size) {
+ printk(KERN_ERR
+ "ni_cp: Bogus length %zu in firmware \"%s\"\n",
+ rdev->me_fw->size, fw_name);
+ err = -EINVAL;
+ }
+
+ snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name);
+ err = request_firmware(&rdev->rlc_fw, fw_name, &pdev->dev);
+ if (err)
+ goto out;
+ if (rdev->rlc_fw->size != rlc_req_size) {
+ printk(KERN_ERR
+ "ni_rlc: Bogus length %zu in firmware \"%s\"\n",
+ rdev->rlc_fw->size, fw_name);
+ err = -EINVAL;
+ }
+
+ snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", chip_name);
+ err = request_firmware(&rdev->mc_fw, fw_name, &pdev->dev);
+ if (err)
+ goto out;
+ if (rdev->mc_fw->size != mc_req_size) {
+ printk(KERN_ERR
+ "ni_mc: Bogus length %zu in firmware \"%s\"\n",
+ rdev->mc_fw->size, fw_name);
+ err = -EINVAL;
+ }
+out:
+ platform_device_unregister(pdev);
+
+ if (err) {
+ if (err != -EINVAL)
+ printk(KERN_ERR
+ "ni_cp: Failed to load firmware \"%s\"\n",
+ fw_name);
+ release_firmware(rdev->pfp_fw);
+ rdev->pfp_fw = NULL;
+ release_firmware(rdev->me_fw);
+ rdev->me_fw = NULL;
+ release_firmware(rdev->rlc_fw);
+ rdev->rlc_fw = NULL;
+ release_firmware(rdev->mc_fw);
+ rdev->mc_fw = NULL;
+ }
+ return err;
+}
+
projects / mv-sheeva.git / blobdiff