diff options
Diffstat (limited to 'src/soc/amd/common')
| -rw-r--r-- | src/soc/amd/common/block/acpimmio/biosram.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/src/soc/amd/common/block/acpimmio/biosram.c b/src/soc/amd/common/block/acpimmio/biosram.c index 814fdf3b00..1b1fcadee3 100644 --- a/src/soc/amd/common/block/acpimmio/biosram.c +++ b/src/soc/amd/common/block/acpimmio/biosram.c @@ -38,12 +38,6 @@ static uint16_t biosram_read16(uint8_t reg) /* Must be 1 byte at a time */ return (biosram_read8(reg + sizeof(uint8_t)) << 8 | biosram_read8(reg)); } -static uint32_t biosram_read32(uint8_t reg) -{ - uint32_t value = biosram_read16(reg + sizeof(uint16_t)) << 16; - return value | biosram_read16(reg); -} - static void biosram_write16(uint8_t reg, uint16_t value) { biosram_write8(reg, value & 0xff); @@ -51,6 +45,12 @@ static void biosram_write16(uint8_t reg, uint16_t value) biosram_write8(reg + sizeof(uint8_t), value & 0xff); } +static uint32_t biosram_read32(uint8_t reg) +{ + uint32_t value = biosram_read16(reg + sizeof(uint16_t)) << 16; + return value | biosram_read16(reg); +} + static void biosram_write32(uint8_t reg, uint32_t value) { biosram_write16(reg, value & 0xffff); @@ -58,7 +58,6 @@ static void biosram_write32(uint8_t reg, uint32_t value) biosram_write16(reg + sizeof(uint16_t), value & 0xffff); } - /* Access to BIOSRAM is only allowed through the abstractions below. */ void *get_ap_entry_ptr(void) @@ -71,7 +70,6 @@ void set_ap_entry_ptr(void *entry) biosram_write32(BIOSRAM_AP_ENTRY, (uintptr_t)entry); } - void backup_top_of_low_cacheable(uintptr_t ramtop) { biosram_write32(BIOSRAM_CBMEM_TOP, ramtop); |