From: Joshua Wise <joshua@rebirth.joshuawise.com>
Date: Fri, 19 Sep 2008 20:15:26 +0000 (-0400)
Subject: Merge
X-Git-Url: http://git.joshuawise.com/netwatch.git/commitdiff_plain/c54a4356fd904634dae9b942fb3a587cdcb860b9?ds=sidebyside;hp=-c

Merge
---

c54a4356fd904634dae9b942fb3a587cdcb860b9
diff --combined aseg/Makefile
index a43a1f2,1c2867d..e2edc87
--- a/aseg/Makefile
+++ b/aseg/Makefile
@@@ -1,6 -1,6 +1,6 @@@
  CC=gcc
- CFLAGS=-I../include -I../include/raw -nostdlib -nostdinc -fno-builtin -D__RAW__
- OBJS=counter.o firstrun.o ../pci/pci-raw.o ../lib/minilib.o ../lib/console.o ../ich2/smi.o
+ CFLAGS=-I../include -I../include/raw -nostdlib -nostdinc -fno-builtin -D__RAW__ -Wall -Werror -pedantic -ansi -std=gnu99
 -OBJS=counter.o firstrun.o ../pci/pci-raw.o ../lib/minilib.o ../lib/console.o ../ich2/smram-ich2.o
++OBJS=counter.o firstrun.o ../pci/pci-raw.o ../lib/minilib.o ../lib/console.o ../ich2/smram-ich2.o ../ich2/smi.o
  
  all: aseg.elf
  
diff --combined aseg/counter.c
index f77d256,ccfff72..3484b95
--- a/aseg/counter.c
+++ b/aseg/counter.c
@@@ -1,51 -1,72 +1,72 @@@
  #include <io.h>
+ #include <smram.h>
+ #include <video_defines.h>
+ #include <minilib.h>
  
  unsigned int counter = 0;
  unsigned long pcisave;
  unsigned char vgasave;
- unsigned char thestr[512];
- unsigned char logents[4][41] = {0};
+ char thestr[512];
+ char logents[4][41] = {{0}};
  
- unsigned char vgaread(unsigned char idx)
+ #define VRAM_BASE		0xA0000UL
+ #define TEXT_CONSOLE_OFFSET	0x18000UL 
+ 
+ #define TEXT_CONSOLE_BASE	(VRAM_BASE + TEXT_CONSOLE_OFFSET)
+ 
+ #define COLOR			0x1F
+ 
+ unsigned char vga_read(unsigned char idx)
+ {
+ 	outb(CRTC_IDX_REG, idx);
+ 	return inb(CRTC_DATA_REG);
+ }
+ 
+ char * vga_base()
  {
- 	outb(0x3D4, idx);
- 	inb(0x3D5);
+ 	return (char *) (
+ 		TEXT_CONSOLE_BASE
+ 		| (((unsigned int) vga_read(CRTC_START_ADDR_LSB_IDX)) << 9)
+ 		| (((unsigned int) vga_read(CRTC_START_ADDR_MSB_IDX)) << 1)
+ 	);
  }
  
- void strblit(char *src, int r, int c)
+ void strblit(char *src, int row, int col)
  {
- 	char *destp = (char*)(0xB8000UL | (((unsigned int)vgaread(0xC)) << 9) | (((unsigned int)vgaread(0xD)) << 1)) + r*80*2 + c*2;
- 	unsigned char smramc;
+ 	char *destp = vga_base() + row * 80 * 2 + col * 2;
+ 	smram_state_t old_state = smram_save_state();
+ 
+ 	smram_aseg_set_state(SMRAM_ASEG_SMMCODE);
  	
- 	smramc = pci_read8(0, 0, 0, 0x70);
- 	pci_write8(0, 0, 0, 0x70, (smramc & 0xF3) | 0x08);
  	while (*src)
  	{
  		*(destp++) = *(src++);
- 		*(destp++) = 0x1F;
+ 		*(destp++) = COLOR;
  	}
- 	pci_write8(0, 0, 0, 0x70, smramc);
+ 
+ 	smram_restore_state(old_state);
  }
  
  void outlog()
  {
  	int y, x;
- 	unsigned char smramc;
- 	unsigned char *basep = (char*)(0xB8000UL | (((unsigned int)vgaread(0xC)) << 9) | (((unsigned int)vgaread(0xD)) << 1));
- 	
- 	smramc = pci_read8(0, 0, 0, 0x70);
- 	pci_write8(0, 0, 0, 0x70, (smramc & 0xF3) | 0x08);
+ 	char *basep = vga_base();
+ 
+ 	smram_state_t old_state = smram_save_state();
+ 
+ 	smram_aseg_set_state(SMRAM_ASEG_SMMCODE);
+ 
  	for (y = 0; y < 4; y++)
  		for (x = 40; x < 80; x++)
  		{
  			basep[y*80*2+x*2] = ' ';
  			basep[y*80*2+x*2+1] = 0x1F;
  		}
- 	pci_write8(0, 0, 0, 0x70, smramc);
- 	
+ 
+ 	smram_restore_state(old_state);
+ 
  	for (y = 0; y < 4; y++)
  		strblit(logents[y], y, 40);
- 	
  }
  
  void dolog(char *s)
@@@ -55,14 -76,14 +76,14 @@@
  }
  
  void pci_dump() {
- 	unsigned char s[40];
+ 	char s[40];
  	unsigned long cts;
  	static int curdev = 0;	/* 0 if kbd, 1 if mouse */
  		
  	cts = inl(0x84C);
  	
  	outl(0x848, 0x0);
 -	
 +	outl(0x840, 0x0);
  	switch(cts&0xF0000)
  	{
  	case 0x20000:
@@@ -95,14 -116,10 +116,13 @@@
  	default:
  		dolog("Unhandled PCI cycle");
  	}
 +	
 +	outl(0x848, 0x1000);
 +	outl(0x840, 0x0100);
  }
  
  void __start (void)
  {
- 	unsigned char smramc;
  	static int first = 1;
  	
  	pcisave = inl(0xCF8);
@@@ -129,20 -146,22 +149,20 @@@
  		if (inl(0x844) & 0x1000)	/* devact_sts */
  		{
  			pci_dump();
 -			outl(0x848, 0x1000);
 -			outl(0x844, 0x1000);
 +			outl(0x844, 0x1000);	/* ack it */
  		}
  	}
  	if (inl(0x834) & 0x4000)
  		dolog("Long periodic timer");
  	if (inl(0x840) & 0x1000)
  	{
 -		dolog("Caught device monitor trap");
  		pci_dump();
  		outl(0x840, 0x1100);
  		outl(0x840, 0x0100);
  	}
  	if (inl(0x834) & ~(0x4160))
  	{
- 		unsigned char s[40];
+ 		char s[40];
  		strcpy(s, "Unknown: xxxxxxxx");
  		tohex(s + 9, inl(0x834) & ~(0x140));
  		dolog(s);
diff --combined aseg/firstrun.c
index 9977d14,355fb9a..ca892ea
--- a/aseg/firstrun.c
+++ b/aseg/firstrun.c
@@@ -1,5 -1,5 +1,6 @@@
  #include <io.h>
 +#include <smi.h>
+ #include <pci.h>
  
  void __firstrun_start() {
  /*
@@@ -23,7 -23,6 +24,7 @@@
  	pci_write16(0, 31, 4, 0xC0, 0);
  
  	/* Turn on the SMIs we want */
 -	outb(0x830, inb(0x830) | 0x41);
 +	outb(0x830, inb(0x830) | 0x40);
 +	smi_enable();
  }