1 files changed, 160 insertions, 0 deletions
diff --git a/roms/seabios/vgasrc/vgahw.h b/roms/seabios/vgasrc/vgahw.h
new file mode 100644
index 000000000..8b64660e5
--- /dev/null
+++ b/roms/seabios/vgasrc/vgahw.h
@@ -0,0 +1,160 @@
+#ifndef __VGAHW_H
+#define __VGAHW_H
+
+#include "types.h" // u8
+#include "config.h" // CONFIG_*
+
+#include "bochsvga.h" // bochsvga_set_mode
+#include "stdvga.h" // stdvga_set_mode
+#include "geodevga.h" // geodevga_setup
+#include "vgautil.h" // stdvga_list_modes
+
+static inline struct vgamode_s *vgahw_find_mode(int mode) {
+    if (CONFIG_VGA_CIRRUS)
+        return clext_find_mode(mode);
+    if (CONFIG_VGA_ATI)
+        return ati_find_mode(mode);
+    if (CONFIG_VGA_BOCHS)
+        return bochsvga_find_mode(mode);
+    if (CONFIG_VGA_EMULATE_TEXT)
+        return cbvga_find_mode(mode);
+    return stdvga_find_mode(mode);
+}
+
+static inline int vgahw_set_mode(struct vgamode_s *vmode_g, int flags) {
+    if (CONFIG_VGA_CIRRUS)
+        return clext_set_mode(vmode_g, flags);
+    if (CONFIG_VGA_ATI)
+        return ati_set_mode(vmode_g, flags);
+    if (CONFIG_VGA_BOCHS)
+        return bochsvga_set_mode(vmode_g, flags);
+    if (CONFIG_VGA_EMULATE_TEXT)
+        return cbvga_set_mode(vmode_g, flags);
+    return stdvga_set_mode(vmode_g, flags);
+}
+
+static inline void vgahw_list_modes(u16 seg, u16 *dest, u16 *last) {
+    if (CONFIG_VGA_CIRRUS)
+        clext_list_modes(seg, dest, last);
+    else if (CONFIG_VGA_ATI)
+        ati_list_modes(seg, dest, last);
+    else if (CONFIG_VGA_BOCHS)
+        bochsvga_list_modes(seg, dest, last);
+    else if (CONFIG_VGA_EMULATE_TEXT)
+        cbvga_list_modes(seg, dest, last);
+    else
+        stdvga_list_modes(seg, dest, last);
+}
+
+static inline int vgahw_setup(void) {
+    if (CONFIG_VGA_CIRRUS)
+        return clext_setup();
+    if (CONFIG_VGA_ATI)
+        return ati_setup();
+    if (CONFIG_VGA_BOCHS)
+        return bochsvga_setup();
+    if (CONFIG_VGA_GEODEGX2 || CONFIG_VGA_GEODELX)
+        return geodevga_setup();
+    if (CONFIG_VGA_COREBOOT)
+        return cbvga_setup();
+    if (CONFIG_DISPLAY_BOCHS)
+        return bochs_display_setup();
+    if (CONFIG_VGA_RAMFB)
+        return ramfb_setup();
+    return stdvga_setup();
+}
+
+static inline int vgahw_get_window(struct vgamode_s *vmode_g, int window) {
+    if (CONFIG_VGA_CIRRUS)
+        return clext_get_window(vmode_g, window);
+    if (CONFIG_VGA_BOCHS)
+        return bochsvga_get_window(vmode_g, window);
+    if (CONFIG_VGA_EMULATE_TEXT)
+        return cbvga_get_window(vmode_g, window);
+    return stdvga_get_window(vmode_g, window);
+}
+
+static inline int vgahw_set_window(struct vgamode_s *vmode_g, int window
+                                   , int val) {
+    if (CONFIG_VGA_CIRRUS)
+        return clext_set_window(vmode_g, window, val);
+    if (CONFIG_VGA_BOCHS)
+        return bochsvga_set_window(vmode_g, window, val);
+    if (CONFIG_VGA_EMULATE_TEXT)
+        return cbvga_set_window(vmode_g, window, val);
+    return stdvga_set_window(vmode_g, window, val);
+}
+
+static inline int vgahw_get_linelength(struct vgamode_s *vmode_g) {
+    if (CONFIG_VGA_CIRRUS)
+        return clext_get_linelength(vmode_g);
+    if (CONFIG_VGA_BOCHS)
+        return bochsvga_get_linelength(vmode_g);
+    if (CONFIG_VGA_EMULATE_TEXT)
+        return cbvga_get_linelength(vmode_g);
+    return stdvga_get_linelength(vmode_g);
+}
+
+static inline int vgahw_set_linelength(struct vgamode_s *vmode_g, int val) {
+    if (CONFIG_VGA_CIRRUS)
+        return clext_set_linelength(vmode_g, val);
+    if (CONFIG_VGA_BOCHS)
+        return bochsvga_set_linelength(vmode_g, val);
+    if (CONFIG_VGA_EMULATE_TEXT)
+        return cbvga_set_linelength(vmode_g, val);
+    return stdvga_set_linelength(vmode_g, val);
+}
+
+static inline int vgahw_get_displaystart(struct vgamode_s *vmode_g) {
+    if (CONFIG_VGA_CIRRUS)
+        return clext_get_displaystart(vmode_g);
+    if (CONFIG_VGA_BOCHS)
+        return bochsvga_get_displaystart(vmode_g);
+    if (CONFIG_VGA_EMULATE_TEXT)
+        return cbvga_get_displaystart(vmode_g);
+    return stdvga_get_displaystart(vmode_g);
+}
+
+static inline int vgahw_set_displaystart(struct vgamode_s *vmode_g, int val) {
+    if (CONFIG_VGA_CIRRUS)
+        return clext_set_displaystart(vmode_g, val);
+    if (CONFIG_VGA_BOCHS)
+        return bochsvga_set_displaystart(vmode_g, val);
+    if (CONFIG_VGA_EMULATE_TEXT)
+        return cbvga_set_displaystart(vmode_g, val);
+    return stdvga_set_displaystart(vmode_g, val);
+}
+
+static inline int vgahw_get_dacformat(struct vgamode_s *vmode_g) {
+    if (CONFIG_VGA_BOCHS)
+        return bochsvga_get_dacformat(vmode_g);
+    if (CONFIG_VGA_EMULATE_TEXT)
+        return cbvga_get_dacformat(vmode_g);
+    return stdvga_get_dacformat(vmode_g);
+}
+
+static inline int vgahw_set_dacformat(struct vgamode_s *vmode_g, int val) {
+    if (CONFIG_VGA_BOCHS)
+        return bochsvga_set_dacformat(vmode_g, val);
+    if (CONFIG_VGA_EMULATE_TEXT)
+        return cbvga_set_dacformat(vmode_g, val);
+    return stdvga_set_dacformat(vmode_g, val);
+}
+
+static inline int vgahw_save_restore(int cmd, u16 seg, void *data) {
+    if (CONFIG_VGA_CIRRUS)
+        return clext_save_restore(cmd, seg, data);
+    if (CONFIG_VGA_BOCHS)
+        return bochsvga_save_restore(cmd, seg, data);
+    if (CONFIG_VGA_EMULATE_TEXT)
+        return cbvga_save_restore(cmd, seg, data);
+    return stdvga_save_restore(cmd, seg, data);
+}
+
+static inline int vgahw_get_linesize(struct vgamode_s *vmode_g) {
+    if (CONFIG_VGA_EMULATE_TEXT)
+        return cbvga_get_linesize(vmode_g);
+    return stdvga_get_linesize(vmode_g);
+}
+
+#endif // vgahw.h