1 //==========================================================================
3 // devs/eth/arm/triton/..../include/devs_eth_triton.inl
5 // Triton ethernet I/O definitions.
7 //==========================================================================
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40 //==========================================================================
41 //#####DESCRIPTIONBEGIN####
43 // Author(s): Jordi Colomer <jco@ict.es>, usteinkohl
44 // Contributors: Jordi Colomer, usteinkohl
45 // Date: 14th January 2003
46 // Purpose: Triton ethernet definitions
47 //####DESCRIPTIONEND####
48 //==========================================================================
54 #include <pkgconf/system.h>
55 #include <pkgconf/devs_eth_cl_cs8900_arm_xscale_triton.h>
56 #include <cyg/hal/hal_intr.h>
57 #include <cyg/hal/hal_triton.h>
59 // MAC address is stored as a Redboot config option
61 #include <pkgconf/redboot.h>
62 #ifdef CYGSEM_REDBOOT_FLASH_CONFIG
64 #include <flash_config.h>
65 #include <cyg/hal/triton_1w_dev.inl>
74 static __inline__ void
75 post_reset(cyg_addrword_t base)
78 // Toggle SBHE (connected to DQM1) line on the Crystal chip.
79 HAL_WRITE_UINT8(base-0x100, 0);
80 HAL_WRITE_UINT8(base-0x101, 0);
81 HAL_WRITE_UINT8(base-0x102, 0);
82 HAL_WRITE_UINT8(base-0x103, 0);
83 HAL_READ_UINT8(base-0x100, value); // dummy read
87 #undef CYGHWR_CL_CS8900A_PLF_POST_RESET
88 #define CYGHWR_CL_CS8900A_PLF_POST_RESET(base) post_reset(base)
100 // ESA (Ethernet Station Address), when constant
101 #ifndef CYGSEM_DEVS_ETH_ARM_XSCALE_TRITON_REDBOOT_ESA
102 #ifndef CYGSEM_DEVS_ETH_ARM_XSCALE_TRITON_1WIRE_ESA
103 static unsigned char static_esa[] = CYGDAT_DEVS_ETH_ARM_XSCALE_TRITON_ESA;
108 #ifndef CYGSEM_DEVS_ETH_ARM_XSCALE_TRITON_1WIRE_ESA
109 RedBoot_config_option("Network hardware address [MAC]",
111 ALWAYS_ENABLED, true,
112 CONFIG_ESA, (unsigned long long)0x000000c60c00
132 // ESA address fetch function
133 cyg_bool triton_get_ESA(struct cs8900a_priv_data *cpd)
135 #if defined(CYGSEM_DEVS_ETH_ARM_XSCALE_TRITON_1WIRE_ESA)
136 // fetch hardware address from 1-wire device
137 cpd->hardwired_esa = false;
138 return get_esa_1w(cpd->esa);
142 // Fetch hardware address from RedBoot config
143 #elif defined(CYGSEM_DEVS_ETH_ARM_XSCALE_TRITON_REDBOOT_ESA)
144 #if defined(CYGPKG_REDBOOT) && defined(CYGSEM_REDBOOT_FLASH_CONFIG)
145 flash_get_config("triton_esa", cpd->esa, CONFIG_ESA);
148 #error "No RedBoot flash configuration to store ESA"
151 memcpy(cpd->esa, static_esa, 6);
162 static cs8900a_priv_data_t cs8900a_eth0_priv_data = {
164 provide_esa : &triton_get_ESA,
165 #ifndef CYGSEM_DEVS_ETH_ARM_XSCALE_TRITON_REDBOOT_ESA
166 esa: CYGDAT_DEVS_ETH_ARM_XSCALE_TRITON_ESA,
167 hardwired_esa : true,
169 hardwired_esa : false,
171 base : (cyg_addrword_t) CS8900A_ETH_IOBASE,
172 interrupt : IRQ_GPIO_CS8900A
191 ETH_DRV_SC(cs8900a_sc,
192 &cs8900a_eth0_priv_data, // Driver specific data
193 CYGDAT_DEVS_ETH_ARM_XSCALE_TRITON_NAME, // Name for device
205 NETDEVTAB_ENTRY(cs8900a_netdev,
206 "cs8900a_" CYGDAT_DEVS_ETH_ARM_XSCALE_TRITON_NAME,
213 #endif // __WANT_DEVS
217 //EOF devs_eth_triton.inl