Fix modulo issues in vga-overlay

[netwatch.git] / aseg-paging / vga-overlay.c

diff --git a/aseg-paging/vga-overlay.c b/aseg-paging/vga-overlay.c
index 4d19c3bd6366f18a02ae899ce89190e848dacd72..f7d7bf4f0bdad131abfcac3e7a1a90a3d7b93b04 100644 (file)
--- a/aseg-paging/vga-overlay.c
+++ b/aseg-paging/vga-overlay.c
@@ -4,6 +4,7 @@
 #include <minilib.h>
 #include <stdarg.h>
 #include <output.h>
 #include <minilib.h>
 #include <stdarg.h>
 #include <output.h>

+#include <serial.h>

 
 #define LOGLEN 96
 #define LOG_ONSCREEN 4
 
 #define LOGLEN 96
 #define LOG_ONSCREEN 4


@@ -39,7 +40,7 @@ static char * vga_base()
        );
 }
 
        );
 }
 

-void strblit(char *src, int row, int col)
+void strblit(char *src, int row, int col, int fill)

 {
        char *destp = vga_base() + row * 80 * 2 + col * 2;
        outb(0x80, 0x3C);
 {
        char *destp = vga_base() + row * 80 * 2 + col * 2;
        outb(0x80, 0x3C);


@@ -53,7 +54,15 @@ void strblit(char *src, int row, int col)
        {
                *(destp++) = *(src++);
                *(destp++) = COLOR;
        {
                *(destp++) = *(src++);
                *(destp++) = COLOR;

+               col++;

        }
        }

+       if (fill)
+               while (col < 80)
+               {
+                       *(destp++) = ' ';
+                       *(destp++) = COLOR;
+                       col++;
+               }

 
        outb(0x80, 0x3F);
        smram_restore_state(old_state);
 
        outb(0x80, 0x3F);
        smram_restore_state(old_state);


@@ -62,30 +71,20 @@ void strblit(char *src, int row, int col)
 
 void outlog()
 {
 
 void outlog()
 {

-       int y, x;
-       char *basep = vga_base();
-
-       smram_state_t old_state = smram_save_state();
-
-       smram_aseg_set_state(SMRAM_ASEG_SMMCODE);
-
-       for (y = 0; y < LOG_ONSCREEN; y++)
-               for (x = 40; x < 80; x++)
-               {
-                       basep[y*80*2+x*2] = ' ';
-                       basep[y*80*2+x*2+1] = 0x1F;
-               }
+       int y;

 
 

-       smram_restore_state(old_state);
-       

        for (y = -LOG_ONSCREEN; y < 0; y++)
        for (y = -LOG_ONSCREEN; y < 0; y++)

-               strblit(logents[(y + prodptr) % LOGLEN], y + LOG_ONSCREEN, 40);
+               strblit(logents[(y + prodptr + LOGLEN) % LOGLEN], y + LOG_ONSCREEN, 40, 1);

 }
 
 void dolog(const char *s)
 {
        strcpy(logents[prodptr], s);
        prodptr = (prodptr + 1) % LOGLEN;
 }
 
 void dolog(const char *s)
 {
        strcpy(logents[prodptr], s);
        prodptr = (prodptr + 1) % LOGLEN;

+       while (*s)
+               serial_tx(*(s++));
+       serial_tx('\r');
+       serial_tx('\n');

        if (flush_imm)
                outlog();
 }
        if (flush_imm)
                outlog();
 }


@@ -93,10 +92,23 @@ void (*output)(const char *s) = dolog;
 
 void dologf(const char *fmt, ...)
 {
 
 void dologf(const char *fmt, ...)
 {

+       char *s;
+       va_list va;
+       
+       va_start(va, fmt);
+       vsnprintf(logents[prodptr], 40, fmt, va);
+       s = logents[prodptr];
+       while (*s)
+               serial_tx(*(s++));
+       serial_tx('\r');
+       serial_tx('\n');
+       va_end(va);
+       prodptr = (prodptr + 1) % LOGLEN;
+       if (flush_imm)
+               outlog();

 }
 void (*outputf)(const char *s, ...) = dologf;
 
 void dump_log (char * target) {
        memcpy(target, logents, sizeof(logents));
 }
 }
 void (*outputf)(const char *s, ...) = dologf;
 
 void dump_log (char * target) {
        memcpy(target, logents, sizeof(logents));
 }

-