Improved PCI configuration registers on i430LX, i430FX, i430VX and PIIX.

2017-06-01 20:43:34 +01:00 · 2017-06-01 20:43:34 +01:00 · d38c51c0d6
commit d38c51c0d6
parent 6bd87d5718
4 changed files with 63 additions and 5 deletions
--- a/src/i430vx.c
+++ b/src/i430vx.c
@ -34,13 +34,32 @@ void i430vx_write(int func, int addr, uint8_t val, void *priv)
        if (func)
           return;
           
+        if (addr >= 0x10 && addr < 0x4f)
+                return;
+                
        switch (addr)
        {
                case 0x00: case 0x01: case 0x02: case 0x03:
                case 0x08: case 0x09: case 0x0a: case 0x0b:
-                case 0x0e:
+                case 0x0c: case 0x0e:
                return;
                
+                case 0x04: /*Command register*/
+                val &= 0x02;
+                val |= 0x04;
+                break;
+                case 0x05:
+                val = 0;
+                break;
+                
+                case 0x06: /*Status*/
+                val = 0;
+                break;
+                case 0x07:
+                val &= 0x80;
+                val |= 0x02;
+                break;
+                
                case 0x59: /*PAM0*/
                if ((card_i430vx[0x59] ^ val) & 0xf0)
                {