Changeset 6ff1f1e in mainline for kernel/arch/sparc64/src/drivers/scr.c

Timestamp:

2006-09-25T20:46:50Z (19 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

45b26dad

Parents:

5d684e4

Message:

Support for FFB (Creator 3D) framebuffer detection on sparc64.
(Not tested as the Ultra 60, which I have for testing, and which
only has this type of framebuffer doesn't boot for some unknown reason.)

File:

• kernel/arch/sparc64/src/drivers/scr.c (modified) (2 diffs)

kernel/arch/sparc64/src/drivers/scr.c

@@ -41 +41 @@
 #include <align.h>
 #include <print.h>
+
+#define FFB_REG_24BPP   7
 
 scr_type_t scr_type = SCR_UNKNOWN;
@@ -121 +123 @@
                 
                 break;
-        case SCR_FFB:
+        case SCR_FFB:   
+                fb_depth = 24;
+                fb_scanline = 8192;
+
+                ofw_upa_reg_t *reg = &((ofw_upa_reg_t *) prop->value)[FFB_REG_24BPP];
+                if (!ofw_upa_apply_ranges(node->parent, reg, &fb_addr)) {
+                        printf("Failed to determine screen address.\n");
+                        return;
+                }
+
+                break;
         default:
                 panic("Unexpected type.\n");