From f90c075d5061b3a89316d6bf3d5b190d49049ccd Mon Sep 17 00:00:00 2001
From: Brett Weiland <brett_weiland@bpcspace.com>
Date: Wed, 24 Mar 2021 15:42:20 -0500
Subject: 	renamed:    kernel/include/acpi.h -> include/acpi.h 
 renamed:    kernel/include/libc.h -> include/libc.h 	renamed:   
 kernel/include/paging.h -> include/paging.h 	renamed:   
 kernel/include/printf.h -> include/printf.h 	renamed:   
 kernel/include/serial.h -> include/serial.h 	renamed:   
 kernel/include/video.h -> include/video.h 	new file:   indigo_os 
 renamed:    kernel/libs/acpi.c -> kernel/acpi.c 	renamed:   
 kernel/libs/drivers/serial.c -> kernel/drivers/serial.c 	renamed:   
 kernel/libs/drivers/video.c -> kernel/drivers/video.c 	renamed:   
 kernel/libs/libc.c -> kernel/libc.c 	renamed:    kernel/libs/page.c ->
 kernel/page.c 	renamed:    kernel/libs/printf.c -> kernel/printf.c 
 renamed:    kernel/libs/printf.h -> kernel/printf.h 	modified:   makefile

---
 src/include/acpi.h | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 src/include/acpi.h

(limited to 'src/include/acpi.h')

diff --git a/src/include/acpi.h b/src/include/acpi.h
new file mode 100644
index 0000000..c15e044
--- /dev/null
+++ b/src/include/acpi.h
@@ -0,0 +1,39 @@
+#include <stdint.h>
+#include <libc.h>
+
+struct rsdp_v1 {
+  char sig[8];
+  uint8_t checksum;
+  char OEMID[6];
+  uint8_t version;
+  uint32_t rsdt_addr;
+
+} __attribute__((packed));
+
+struct rsdp_v2 {
+  struct rsdp_v1 v1;
+  uint32_t len;
+  uint64_t xsdt_addr;
+  uint8_t extended_checksum;
+  uint8_t reserved[3]; 
+} __attribute__((packed));
+
+
+typedef union rsdp_t { 
+  struct rsdp_v1 v1;
+  struct rsdp_v2 v2;
+} rsdp_t;
+
+struct acpi_header {
+  char sig[4];
+  uint32_t length;
+  uint8_t revision;
+  uint8_t checksum;
+  char OEMID[6];
+  char OEMTableID[8];
+  uint32_t OEMRevision;
+  uint32_t creator_id;
+  uint32_t creator_revision;
+} __attribute__((packed));
+
+rsdp_t *find_RSDP();
-- 
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