diff options
| author | Kevin O'Connor <kevin@koconnor.net> | 2008-05-10 15:49:20 -0400 |
|---|---|---|
| committer | Kevin O'Connor <kevin@koconnor.net> | 2008-05-10 15:49:20 -0400 |
| commit | 59fead6413261b10245508edc5f18316371cfaae (patch) | |
| tree | 58987c60efd4924ef7313aec2436640418e7babb /README | |
| parent | 4b39b82790d17a64d13171ba501efa4ffa044460 (diff) | |
Fix elf build; rename target file rom.bin to bios.bin.
The main output file is now called out/bios.bin (instead of out/rom.bin).
Use ld to build final elf file and call the result out/bios.bin.elf
Make sure to long jump from external 32bit entry point.
Diffstat (limited to 'README')
| -rw-r--r-- | README | 6 |
1 files changed, 3 insertions, 3 deletions
@@ -2,7 +2,7 @@ This code implements an X86 legacy bios. It is intended to be compiled using standard gnu tools (eg, gas and gcc). To build, one should be able to run "make" in the main directory. The -resulting file "out/rom.bin" contains the processed bios image. +resulting file "out/bios.bin" contains the processed bios image. The build requires gcc v4.1 or later. Some buggy versions of gcc have issues with the '-combine' compiler option - in particular, recent @@ -15,13 +15,13 @@ Testing of images: To test the bios under bochs, one will need to instruct bochs to use the new bios image. Use the 'romimage' option - for example: -bochs -q 'floppya: 1_44=myfdimage.img' 'romimage: file=out/rom.bin' +bochs -q 'floppya: 1_44=myfdimage.img' 'romimage: file=out/bios.bin' To test under qemu, one will need to create a directory with all the bios images and then overwrite the main bios image. For example: cp /usr/share/qemu/*.bin mybiosdir/ -cp out/rom.bin mybiosdir/bios.bin +cp out/bios.bin mybiosdir/ Once this is setup, one can instruct qemu to use the newly created directory for rom images. For example: |