More correct linear mapping behaviour

Cacodemon345 · web-flow · commit 91aa53d8a6bf · 2024-02-19T04:31:08.000+06:00
diff --git a/src/video/vid_chips_69000.c b/src/video/vid_chips_69000.c
@@ -1886,10 +1886,10 @@ chips_69000_pci_write(int func, int addr, uint8_t val, void *p)
                 }
             case 0x13:
                 {
-                    // if (!(chips->pci_conf_status & PCI_COMMAND_MEM)) {
-                        // chips->linear_mapping.base = val << 24;
-                        // break;
-                    // }
+                    if (!chips->linear_mapping.enable) {
+                        chips->linear_mapping.base = val << 24;
+                        break;
+                    }
                     mem_mapping_set_addr(&chips->linear_mapping, val << 24, (1 << 24));
                     break;
                 }

Original file line number	Diff line number	Diff line change
`@@ -1886,10 +1886,10 @@ chips_69000_pci_write(int func, int addr, uint8_t val, void *p)`
`1886`	`1886`	`}`
`1887`	`1887`	`case 0x13:`
`1888`	`1888`	`{`
`1889`		`- // if (!(chips->pci_conf_status & PCI_COMMAND_MEM)) {`
`1890`		`- // chips->linear_mapping.base = val << 24;`
`1891`		`- // break;`
`1892`		`- // }`
	`1889`	`+ if (!chips->linear_mapping.enable) {`
	`1890`	`+ chips->linear_mapping.base = val << 24;`
	`1891`	`+ break;`
	`1892`	`+ }`
`1893`	`1893`	`mem_mapping_set_addr(&chips->linear_mapping, val << 24, (1 << 24));`
`1894`	`1894`	`break;`
`1895`	`1895`	`}`