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authorMichael Brown2007-07-05 15:15:43 +0200
committerMichael Brown2007-07-05 15:15:43 +0200
commit6e082c9b8135e6a9afc0f1c8539e43fa895542f9 (patch)
tree8b75222553aa2b3f3d4ebd764a8522855addbe72 /src/arch/i386/prefix
parentWorking with multi-sector reads (diff)
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Add .usb target
Diffstat (limited to 'src/arch/i386/prefix')
-rw-r--r--src/arch/i386/prefix/usbdisk.S23
1 files changed, 23 insertions, 0 deletions
diff --git a/src/arch/i386/prefix/usbdisk.S b/src/arch/i386/prefix/usbdisk.S
new file mode 100644
index 000000000..07255d502
--- /dev/null
+++ b/src/arch/i386/prefix/usbdisk.S
@@ -0,0 +1,23 @@
+ .text
+ .arch i386
+ .section ".prefix", "awx", @progbits
+ .code16
+ .org 0
+
+#include "mbr.S"
+
+/* Partition table: ZIP-compatible partition 4, 64 heads, 32 sectors/track */
+ .org 446
+ .space 16
+ .space 16
+ .space 16
+ .byte 0x80, 0x01, 0x01, 0x00
+ .byte 0x01, 0x3f, 0x20, 0x01
+ .long 0x00000020
+ .long 0x00000fe0
+
+ .org 510
+ .byte 0x55, 0xaa
+
+/* Skip to start of partition */
+ .org 32 * 512