X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/0e1309c02f0703c050df09b71346dab60fc6df87..a362b4b2c4abbf2da6ec14cb44a8685a81107f6a:/lunaix-os/hal/acpi/acpi.c

diff --git a/lunaix-os/hal/acpi/acpi.c b/lunaix-os/hal/acpi/acpi.c
index 55c27ae..419b136 100644
--- a/lunaix-os/hal/acpi/acpi.c
+++ b/lunaix-os/hal/acpi/acpi.c
@@ -36,16 +36,20 @@ acpi_init(multiboot_info_t* mb_info)
 
     size_t entry_n = (rsdt->header.length - sizeof(acpi_sdthdr_t)) >> 2;
     for (size_t i = 0; i < entry_n; i++) {
-        acpi_sdthdr_t* sdthdr = ((acpi_apic_t**)&(rsdt->entry))[i];
+        acpi_sdthdr_t* sdthdr =
+          (acpi_sdthdr_t*)((acpi_apic_t**)&(rsdt->entry))[i];
         switch (sdthdr->signature) {
             case ACPI_MADT_SIG:
+                kprintf(KINFO "MADT: %p\n", sdthdr);
                 madt_parse((acpi_madt_t*)sdthdr, ctx);
                 break;
             case ACPI_FADT_SIG:
                 // FADT just a plain structure, no need to parse.
+                kprintf(KINFO "FADT: %p\n", sdthdr);
                 ctx->fadt = *(acpi_fadt_t*)sdthdr;
                 break;
             case ACPI_MCFG_SIG:
+                kprintf(KINFO "MCFG: %p\n", sdthdr);
                 mcfg_parse(sdthdr, ctx);
                 break;
             default:
@@ -75,6 +79,16 @@ acpi_rsdp_validate(acpi_rsdp_t* rsdp)
     return sum == 0;
 }
 
+uint8_t
+acpi_gistranslate(uint8_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;
+}
+
 #define VIRTUAL_BOX_PROBLEM
 
 acpi_rsdp_t*
@@ -99,8 +113,8 @@ acpi_locate_rsdp(multiboot_info_t* mb_info)
         uint8_t* mem_start = entry.addr_low & ~0xf;
         size_t len = entry.len_low;
         for (size_t j = 0; j < len; j += 16) {
-            uint32_t sig_low = *((uint32_t*)(mem_start + j));
-            // uint32_t sig_high = *((uint32_t*)(mem_start+j) + 1);
+            u32_t sig_low = *((u32_t*)(mem_start + j));
+            // u32_t sig_high = *((u32_t*)(mem_start+j) + 1);
             if (sig_low == ACPI_RSDP_SIG_L) {
                 rsdp = (acpi_rsdp_t*)(mem_start + j);
                 break;
@@ -111,9 +125,9 @@ acpi_locate_rsdp(multiboot_info_t* mb_info)
     // You know what, I just search the entire 1MiB for Celestia's sake.
     uint8_t* mem_start = 0x4000;
     for (; mem_start < 0x100000; mem_start += 16) {
-        uint32_t sig_low = *((uint32_t*)(mem_start));
+        u32_t sig_low = *((u32_t*)(mem_start));
         // XXX: do we need to compare this as well?
-        // uint32_t sig_high = *((uint32_t*)(mem_start+j) + 1);
+        // u32_t sig_high = *((u32_t*)(mem_start+j) + 1);
         if (sig_low == ACPI_RSDP_SIG_L) {
             rsdp = (acpi_rsdp_t*)(mem_start);
             break;