From: Joshua Wise Date: Fri, 19 Sep 2008 20:52:19 +0000 (-0400) Subject: add printf/dologf X-Git-Url: http://git.joshuawise.com/netwatch.git/commitdiff_plain/d24901e6cc51d80d30e074eba9fdb3b64d938dc2?ds=inline;hp=--cc add printf/dologf --- d24901e6cc51d80d30e074eba9fdb3b64d938dc2 diff --git a/aseg/Makefile b/aseg/Makefile index 5806bd1..359759c 100644 --- a/aseg/Makefile +++ b/aseg/Makefile @@ -1,6 +1,6 @@ CC=gcc 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 ../ich2/smi.o vga-overlay.o +OBJS=counter.o firstrun.o ../pci/pci-raw.o ../lib/minilib.o ../lib/console.o ../ich2/smram-ich2.o ../ich2/smi.o vga-overlay.o ../lib/sprintf.o ../lib/doprnt.o all: aseg.elf diff --git a/aseg/counter.c b/aseg/counter.c index d523168..104d809 100644 --- a/aseg/counter.c +++ b/aseg/counter.c @@ -25,15 +25,12 @@ void pci_dump() { case 0x20000: { unsigned char b; - strcpy(s, "READxxxxxxxxxxxxxxxx"); - tohex(s+4, cts); b = inb(cts & 0xFFFF); - tohex(s+12, b); + dologf("READ: %08x (%02x)", cts, b); if ((cts & 0xFFFF) == 0x64) curdev = (b & 0x20) ? 1 : 0; if ((curdev == 0) && ((cts & 0xFFFF) == 0x60) && (b == 0x01)) outb(0xCF9, 0x4); - dolog(s); *(unsigned char*)0xAFFD0 /* EAX */ = b; break; } @@ -97,13 +94,7 @@ void __start (void) outl(0x840, 0x0100); } if (inl(0x834) & ~(0x4160)) - { - char s[40]; - strcpy(s, "Unknown: xxxxxxxx"); - tohex(s + 9, inl(0x834) & ~(0x140)); - dolog(s); - } - + dologf("Unknown: %08x", inl(0x834) & ~(0x140)); outlog(); diff --git a/aseg/vga-overlay.c b/aseg/vga-overlay.c index e5414ca..d205656 100644 --- a/aseg/vga-overlay.c +++ b/aseg/vga-overlay.c @@ -2,6 +2,7 @@ #include #include #include +#include static char logents[4][41] = {{0}}; @@ -22,8 +23,8 @@ static char * vga_base() { 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) + + (((unsigned int) vga_read(CRTC_START_ADDR_MSB_IDX)) << 9) + + (((unsigned int) vga_read(CRTC_START_ADDR_LSB_IDX)) << 1) ); } @@ -60,7 +61,7 @@ void outlog() } smram_restore_state(old_state); - + for (y = 0; y < 4; y++) strblit(logents[y], y, 40); } @@ -70,3 +71,13 @@ void dolog(char *s) memmove(logents[0], logents[1], sizeof(logents[0])*3); strcpy(logents[3], s); } + +void dologf(char *fmt, ...) +{ + va_list va; + + memmove(logents[0], logents[1], sizeof(logents[0])*3); + va_start(va, fmt); + vsnprintf(logents[3], 40, fmt, va); + va_end(va); +} diff --git a/aseg/vga-overlay.h b/aseg/vga-overlay.h index f79e6da..890f353 100644 --- a/aseg/vga-overlay.h +++ b/aseg/vga-overlay.h @@ -4,6 +4,7 @@ void strblit(char *src, int row, int col); void dolog(char *s); +void dologf(char *s, ...); void outlog(); #endif diff --git a/ich2/smi.c b/ich2/smi.c index 59f14b6..e790e40 100644 --- a/ich2/smi.c +++ b/ich2/smi.c @@ -5,7 +5,7 @@ uint16_t _get_PMBASE() { - return pci_read32(0, 0, 0, 0x40) & 0xFF80; + return pci_read32(0, 21, 0, 0x40) & 0xFF80; } void smi_disable() diff --git a/include/minilib.h b/include/minilib.h index 747b2aa..0f5edff 100644 --- a/include/minilib.h +++ b/include/minilib.h @@ -1,9 +1,20 @@ #ifndef MINILIB_H #define MINILIB_H -void memmove(void *dest, void *src, int bytes); -int strcmp(const char *a2, const char *a1); -void strcpy(char *a2, const char *a1); -void tohex(char *s, unsigned long l); +#include + +extern void memcpy(void *dest, void *src, int bytes); +extern void memmove(void *dest, void *src, int bytes); +extern int memcmp(const char *a2, const char *a1, int bytes); +extern int strcmp(const char *a2, const char *a1); +extern int strlen(char *c); +extern void strcpy(char *a2, const char *a1); +extern void puts(char *c); +extern void tohex(char *s, unsigned long l); +extern void puthex(unsigned long l); +extern int vsprintf(char *s, const char *fmt, va_list args); +extern int vsnprintf(char *s, int size, const char *fmt, va_list args); +extern int sprintf(char *s, const char *fmt, ...); +extern int snprintf(char *s, int size, const char *fmt, ...); #endif diff --git a/lib/minilib.c b/lib/minilib.c index 232878b..595341e 100644 --- a/lib/minilib.c +++ b/lib/minilib.c @@ -81,5 +81,3 @@ void puthex(unsigned long l) tohex(d, l); puts(d); } - -