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• 79ca4681ff Make tests independent of structures in header files Thomas Lovén 2018-02-15 09:20:29 +01:00
• 9dbbc7013c Use debug macros Thomas Lovén 2018-02-13 18:19:54 +01:00
• 497bdef9f4 Debug print some of the multiboot data Thomas Lovén 2017-12-06 00:25:20 +01:00
• 49f7738be2 Parse multiboot information Thomas Lovén 2017-12-04 22:09:14 +01:00
• d0b946f327 Chapter 6: Debug Output - COMPLETE Thomas Lovén 2017-12-04 12:27:45 +01:00
• 9e2483d78e Halt-And-Catch-Fire macro Thomas Lovén 2018-03-06 10:59:23 +01:00
• 2da088f031 Clean up interface Thomas Lovén 2018-02-15 10:22:16 +01:00
• e6d046d593 A bit of cleanup in vga functions Thomas Lovén 2017-12-14 23:49:46 +01:00
• 15bbfd6e6a A real memmove function Thomas Lovén 2017-12-14 15:32:57 +01:00
• 042f61bdb3 Add padding to field width (right adjust) Thomas Lovén 2017-12-06 19:43:59 +01:00
• 0f5445da62 Script for viewing the serial log in glorious technicolor Thomas Lovén 2017-12-07 21:43:18 +01:00
• 0659cf73f6 Some more debug macros Thomas Lovén 2017-12-07 21:43:00 +01:00
• 572bee19cc Add ability to disable debug printing and gdb symbols Thomas Lovén 2017-12-07 12:59:01 +01:00
• a9831c1038 A macro for debug printing Thomas Lovén 2017-12-04 22:07:39 +01:00
• a652bbb05e Remove magic numbers Thomas Lovén 2017-12-04 13:27:04 +01:00
• b50b32afa9 Move VGA cursor when writing to screen Thomas Lovén 2017-12-04 12:25:04 +01:00
• 055c41adb3 Scrolling screen when necessary Thomas Lovén 2017-12-04 01:30:18 +01:00
• 4f00d428bf Writing (debug output) to screen Thomas Lovén 2017-12-04 00:22:39 +01:00
• b9e9df32f5 Tests for memory copy and write functions Thomas Lovén 2017-12-03 23:44:35 +01:00
• 954696728c Add memory copy and move functions. Required by gcc, and we'll also use them soon Thomas Lovén 2017-12-03 22:28:58 +01:00
• c19bc51bdc Output serial to a file Thomas Lovén 2017-12-02 00:34:19 +01:00
• 034a870ac7 Sending data (debug printing) to serial port Thomas Lovén 2017-12-01 22:50:51 +01:00
• d05ddfeab4 Debug printing functions Thomas Lovén 2017-12-01 22:16:26 +01:00
• a766726065 CLEANUP - Remove test tests Thomas Lovén 2018-02-14 14:52:39 +01:00
• 6730c599d2 Chapter 5: Unit Testing - COMPLETE Thomas Lovén 2017-12-04 00:25:46 +01:00
• 6f463b17d3 Turn off debug functions when testing Thomas Lovén 2018-02-15 10:13:19 +01:00
• 6c30e282ef Add tests for pointer comparison Thomas Lovén 2018-02-14 16:11:59 +01:00
• 498a78cd9f Tougher tests, and test the tests. Thomas Lovén 2018-02-14 14:51:01 +01:00
• 2b8fa6047d Use for instead of while - just a bit of cleanup Thomas Lovén 2018-02-09 23:16:26 +01:00
• 126ed26b3d A lot of refactoring Thomas Lovén 2018-01-09 22:55:51 +01:00
• 52846ceeac I just discovered __attribute__((constructor))! Thomas Lovén 2018-01-06 01:28:34 +01:00
• 71bee24e51 Make stuff happen in the right order Thomas Lovén 2017-12-09 22:05:46 +01:00
• dbd2017df7 A bit cleaner error string handling Thomas Lovén 2017-12-09 21:32:37 +01:00
• 81730fe96a Move ttest include file Thomas Lovén 2017-12-09 21:26:53 +01:00
• b82405a4c4 Make BEFORE and AFTER definiton function-like Thomas Lovén 2017-12-05 22:52:17 +01:00
• e29262e9aa Add AFTER() for cleanup Thomas Lovén 2017-12-05 22:49:42 +01:00
• 187d131ab0 Nicer test error output Thomas Lovén 2017-12-05 22:48:49 +01:00
• 512e1a988a Make test definitions more function like Thomas Lovén 2017-12-05 22:47:27 +01:00
• 826885df8a Make ttest compile under clang Thomas Lovén 2017-12-05 11:55:18 +01:00
• ad74123882 Handle null pointers in string comparisons Thomas Lovén 2017-12-04 22:04:41 +01:00
• cfa1a15076 Define TTEST when ttesting. Also allow multiple assertions per test Thomas Lovén 2017-12-03 23:38:33 +01:00
• 1b80c00658 Fix overflow bug when comparing strings Thomas Lovén 2017-12-03 23:05:22 +01:00
• e50fbff2d1 Handle compilation errors of tests Thomas Lovén 2017-12-03 21:46:03 +01:00
• 96849d6600 Keep going if a test fails, but report it Thomas Lovén 2017-12-01 21:48:46 +01:00
• cba19b62df More assertions and catching crashes Thomas Lovén 2017-12-01 21:45:09 +01:00
• 337d2cb032 Correct filenames in test error output Thomas Lovén 2017-12-01 21:35:45 +01:00
• faaedb212d A simple testing framework Thomas Lovén 2017-12-01 15:48:04 +01:00
• a908284dc6 Chapter 4: Higher Half Kernel - COMPLETE Thomas Lovén 2017-11-17 23:20:50 +01:00
• 823560d3ae Simplify P2V and V2P macros - also makes them more useful Thomas Lovén 2018-01-04 00:53:47 +01:00
• 8e47d7625f Don't set fs and gs. Thomas Lovén 2017-12-18 23:54:41 +01:00
• 950de8645c Update GDT pointer after unmapping GDT Thomas Lovén 2017-12-18 23:23:08 +01:00
• b5e0d749b8 Reload cr3 after updating P4 Thomas Lovén 2017-12-08 15:55:41 +01:00
• 83f81b9a74 Cleaning up and commenting Thomas Lovén 2017-11-18 16:23:22 +01:00
• ab1a471857 Call a c function. Thomas Lovén 2017-11-17 22:58:14 +01:00
• 0a4b5ebd51 Update the stack pointer and remove identity mapping Thomas Lovén 2017-11-17 22:49:49 +01:00
• 663668ff93 Move the kernel to high memory Thomas Lovén 2017-11-17 19:49:42 +01:00
• 8f8e03de10 Chapter 3: Enter Long Mode - COMPLETE Thomas Lovén 2017-11-14 20:01:18 +01:00
• 646d25825a Don't use huge pages, for simplicity Thomas Lovén 2018-03-20 14:01:26 +01:00
• 99ecff44d8 Save one byte! Thomas Lovén 2018-02-05 16:46:07 +01:00
• 3122de1666 Remove cpuid and longmode checks. Let's assume we have a modern processor Thomas Lovén 2018-02-05 14:09:36 +01:00
• 3d380f462b Use 2 Mb translation instead of 1 Gb Thomas Lovén 2018-01-01 22:39:56 +01:00
• 78dc192a16 Don't load fs and gs. They have special meaning in long mode. Thomas Lovén 2017-12-18 23:56:52 +01:00
• 6511c39762 Gdb function for printing register values Thomas Lovén 2017-11-15 20:45:48 +01:00
• bb25b7ea35 Change comment style, and more commenting Thomas Lovén 2017-11-15 21:43:00 +01:00
• 4f9a4292e5 Some simplification and commenting Thomas Lovén 2017-11-15 20:37:22 +01:00
• 93d60294ba Move include files Thomas Lovén 2018-02-02 13:45:24 +01:00
• 5ddf0173c2 Remove magic numbers. Also, no code segment - not needed. Thomas Lovén 2017-11-14 16:26:11 +01:00
• dd7636e906 Simplest possible long-mode entry Thomas Lovén 2017-11-12 00:22:51 +01:00
• eb637d0bbb Move stack to .bss and use it for function calls as well Thomas Lovén 2017-11-11 19:43:14 +01:00
• dd565454e3 Check if long mode is available Thomas Lovén 2017-11-03 21:06:09 +01:00
• a9328d6b67 Chapter 2: A Bootable Kernel - COMPLETE Thomas Lovén 2017-10-24 22:49:42 +02:00
• 607266bfd3 Clean up interface Thomas Lovén 2018-02-15 10:50:03 +01:00
• eed3bb693b Commenting and cleanup Thomas Lovén 2018-02-02 13:27:18 +01:00
• 2451851b9f Remove Multiboot1 support Thomas Lovén 2017-12-07 22:47:52 +01:00
• 05efb98b06 Use classic variables for installing kernel Thomas Lovén 2017-11-13 22:52:39 +01:00
• bc8f16e270 Also simplify the kernel code as much as possible. Thomas Lovén 2017-11-01 19:57:12 +01:00
• e2ecdb6154 Keep the multiboot header as simple as possible Thomas Lovén 2017-10-31 09:27:06 +01:00
• ca36e0ad0e Indicate multiboot version on boot Thomas Lovén 2017-10-31 09:00:16 +01:00
• a44d0d7500 Move Multiboot headers to separate file Thomas Lovén 2017-10-31 08:59:18 +01:00
• f5fb6241f2 Simplify linker script Thomas Lovén 2017-10-30 22:33:06 +01:00
• e016c5dc52 Cleaning up the kernel makefile Thomas Lovén 2017-10-30 22:16:10 +01:00
• d7560b775c Remove hardcoded buildroot from kernel makefile and gdbinit Thomas Lovén 2017-10-29 21:07:37 +01:00
• 0f8d38938b Make git ignore stuff that isn't source files Thomas Lovén 2017-10-24 22:48:42 +02:00
• a0f3953365 Make debugging work Thomas Lovén 2017-10-24 22:47:01 +02:00
• de73851481 Dependency file generation - rebuild if a header file is updated Thomas Lovén 2017-10-24 22:42:29 +02:00
• dda15ea889 Save eax after boot, so we can check that we're actually loaded via multiboot Thomas Lovén 2017-10-24 22:27:48 +02:00
• d80e87991e A bit of cleanup Thomas Lovén 2017-10-24 22:25:26 +02:00
• fef9a11d16 Use either multiboot1 or multiboot2 Thomas Lovén 2017-10-24 21:59:41 +02:00
• 14cd812e34 Add grub menu item to boot automatically Thomas Lovén 2017-10-24 21:45:12 +02:00
• a8fbcd9e03 Top level makefile. Also make clean Thomas Lovén 2017-10-24 16:18:27 +02:00
• 39b43d825a Building a multiboot 1 compatible executable Thomas Lovén 2017-10-24 16:04:09 +02:00
• 0df19ec2b7 Chapter 1: Toolchain - COMPLETE Thomas Lovén 2017-10-24 11:46:48 +02:00
• bbd88e8567 Some commenting and cleanup Thomas Lovén 2018-02-02 07:37:23 +01:00
• 64af272ef1 Include host compiler and valgrind in docker image Thomas Lovén 2017-12-01 15:44:04 +01:00
• 2b1d17d944 Run docker as user, not root Thomas Lovén 2017-11-19 20:49:08 +01:00
• aee015eebc Use new version of qemu to avoid problems when changing to long mode Thomas Lovén 2017-11-14 21:26:36 +01:00
• a44876fd2e Update binutils and gcc version Thomas Lovén 2017-11-13 13:21:48 +01:00
• d339e27080 Compile binutils and gcc from scratch Thomas Lovén 2017-11-11 17:53:09 +01:00
• 261cc76e8f Don't hardcode paths Thomas Lovén 2017-10-29 11:31:59 +01:00
• 177be9dcc5 Rename debug script to gdb so that it overloads the gdb command Thomas Lovén 2017-10-26 22:13:55 +02:00