diff options
Diffstat (limited to 'src/sdram/generic_sdram.c')
| -rw-r--r-- | src/sdram/generic_sdram.c | 52 |
1 files changed, 37 insertions, 15 deletions
diff --git a/src/sdram/generic_sdram.c b/src/sdram/generic_sdram.c index da14166958..7591fae972 100644 --- a/src/sdram/generic_sdram.c +++ b/src/sdram/generic_sdram.c @@ -1,3 +1,17 @@ + +#ifndef RAMINIT_SYSINFO + #define RAMINIT_SYSINFO 0 +#endif + +static inline void print_debug_sdram_8(const char *strval, uint32_t val) +{ +#if CONFIG_USE_INIT + printk_debug("%s%02x\r\n", strval, val); +#else + print_debug(strval); print_debug_hex8(val); print_debug("\r\n"); +#endif +} + void sdram_no_memory(void) { print_err("No memory!!\r\n"); @@ -7,31 +21,34 @@ void sdram_no_memory(void) } /* Setup SDRAM */ +#if RAMINIT_SYSINFO == 1 +void sdram_initialize(int controllers, const struct mem_controller *ctrl, void *sysinfo) +#else void sdram_initialize(int controllers, const struct mem_controller *ctrl) +#endif { int i; /* Set the registers we can set once to reasonable values */ for(i = 0; i < controllers; i++) { -#if CONFIG_USE_INIT - printk_debug("Ram1.%02x\r\n",i); -#else - print_debug("Ram1."); - print_debug_hex8(i); - print_debug("\r\n"); -#endif + print_debug_sdram_8("Ram1.",i); + + #if RAMINIT_SYSINFO == 1 + sdram_set_registers(ctrl + i , sysinfo); + #else sdram_set_registers(ctrl + i); + #endif } /* Now setup those things we can auto detect */ for(i = 0; i < controllers; i++) { -#if CONFIG_USE_INIT - printk_debug("Ram2.%02x\r\n",i); -#else - print_debug("Ram2."); - print_debug_hex8(i); - print_debug("\r\n"); -#endif - sdram_set_spd_registers(ctrl + i); + print_debug_sdram_8("Ram2.",i); + + #if RAMINIT_SYSINFO == 1 + sdram_set_spd_registers(ctrl + i , sysinfo); + #else + sdram_set_spd_registers(ctrl + i); + #endif + } /* Now that everything is setup enable the SDRAM. @@ -39,7 +56,12 @@ void sdram_initialize(int controllers, const struct mem_controller *ctrl) * we need to it by hand. */ print_debug("Ram3\r\n"); + + #if RAMINIT_SYSINFO == 1 + sdram_enable(controllers, ctrl, sysinfo); + #else sdram_enable(controllers, ctrl); + #endif print_debug("Ram4\r\n"); } |