X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/a362b4b2c4abbf2da6ec14cb44a8685a81107f6a..45e1f8b055043e54be35462852ab6649d634da7c:/lunaix-os/hal/acpi/acpi.c diff --git a/lunaix-os/hal/acpi/acpi.c b/lunaix-os/hal/acpi/acpi.c index 419b136..559befe 100644 --- a/lunaix-os/hal/acpi/acpi.c +++ b/lunaix-os/hal/acpi/acpi.c @@ -58,6 +58,8 @@ acpi_init(multiboot_info_t* mb_info) } kprintf(KINFO "ACPI: %s\n", ctx->oem_id); + + return 0; } acpi_context* @@ -70,8 +72,8 @@ acpi_get_context() int acpi_rsdp_validate(acpi_rsdp_t* rsdp) { - uint8_t sum = 0; - uint8_t* rsdp_ptr = (uint8_t*)rsdp; + u8_t sum = 0; + u8_t* rsdp_ptr = (u8_t*)rsdp; for (size_t i = 0; i < 20; i++) { sum += *(rsdp_ptr + i); } @@ -79,14 +81,14 @@ acpi_rsdp_validate(acpi_rsdp_t* rsdp) return sum == 0; } -uint8_t -acpi_gistranslate(uint8_t old_irq) +u8_t +acpi_gistranslate(u8_t old_irq) { if (old_irq >= 24) { return old_irq; } acpi_intso_t* int_override = ctx->madt.irq_exception[old_irq]; - return int_override ? (uint8_t)int_override->gsi : old_irq; + return int_override ? (u8_t)int_override->gsi : old_irq; } #define VIRTUAL_BOX_PROBLEM @@ -110,7 +112,7 @@ acpi_locate_rsdp(multiboot_info_t* mb_info) continue; } - uint8_t* mem_start = entry.addr_low & ~0xf; + u8_t* mem_start = entry.addr_low & ~0xf; size_t len = entry.len_low; for (size_t j = 0; j < len; j += 16) { u32_t sig_low = *((u32_t*)(mem_start + j)); @@ -123,13 +125,14 @@ acpi_locate_rsdp(multiboot_info_t* mb_info) } #else // You know what, I just search the entire 1MiB for Celestia's sake. - uint8_t* mem_start = 0x4000; + ptr_t mem_start = 0x4000; for (; mem_start < 0x100000; mem_start += 16) { - u32_t sig_low = *((u32_t*)(mem_start)); + u32_t sig_low = *((u32_t*)mem_start); // XXX: do we need to compare this as well? // u32_t sig_high = *((u32_t*)(mem_start+j) + 1); + if (sig_low == ACPI_RSDP_SIG_L) { - rsdp = (acpi_rsdp_t*)(mem_start); + rsdp = (acpi_rsdp_t*)mem_start; break; } }