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828beb45bd
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Raspberry Pi VideoCore: Wait for framebuffer address if not available
Sometimes the VideoCore does not immediately provide the framebuffer
address, even after it has returned success via a mailbox read.
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2012-10-06 18:54:37 -04:00 |
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8cb4100463
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init: Initialize serial subsystem before init_earlyinitcalls()
Otherwise, the serial sybsystem isn't initialized before the serial
drivers attempt to register themselves.
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2012-10-06 14:53:00 -04:00 |
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9d86813d8c
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initcalls: Add initial implementation
Create simple serial subsystem which makes use of initcalls, and convert
existing serial drivers to its use.
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2012-10-04 00:28:44 -04:00 |
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3f624153e7
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devices -> drivers
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2012-10-04 00:08:56 -04:00 |
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9b66a78569
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Makefile: Fixup config.h generation
Handle comments better, add comment to target
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2012-10-03 07:35:10 -04:00 |
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3876937ae9
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Add simple config system for both #ifdef's and conditional compilation
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2012-10-03 00:19:28 -04:00 |
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736155ce99
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console: Initial commit of simple framebuffer console output
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2012-10-02 23:17:25 -04:00 |
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53863654c3
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pl11[01]: Dynamically allocate framebuffer instead of assuming 0x200000
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2012-10-02 23:12:16 -04:00 |
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5a836d0af5
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math: add math library (currently only log_2)
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2012-10-02 23:08:38 -04:00 |
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9150109729
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print: Add print_func() - output text w/ custom putc()
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2012-10-02 23:07:31 -04:00 |
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ea66b3dd3a
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pl11[01]: use types.h instead of own uint32 typedef
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2012-09-30 22:51:06 -04:00 |
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af22b6fe46
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Add BCM2835 (Raspberry Pi) framebuffer and mailbox implementations
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2012-09-30 22:48:44 -04:00 |
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925192fca1
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start_kernel.c: Use Raspberry Pi's mini_UART for print()
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2012-09-29 23:29:35 -04:00 |
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787a46f2ca
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mm: Never return page struct at 0x0, check for invalid number of pages
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2012-09-29 23:27:59 -04:00 |
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375ef2eddf
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print: Add '\r' whenever '\n' appears for actual serial consoles
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2012-09-29 23:24:55 -04:00 |
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ba10785eb9
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kmalloc: initialize initial page power
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2012-09-29 23:24:05 -04:00 |
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9efb28980c
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Add Raspberry PI's mini-UART
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2012-09-29 23:12:10 -04:00 |
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e550deab5c
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pl011: use types.h definition of uint32 instead of 'unsigned long'
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2012-09-29 23:11:30 -04:00 |
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fa96f9293b
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mm: remove debug
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2012-09-28 01:00:25 -04:00 |
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ccbee1d142
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kmalloc: initial implementation
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2012-09-28 01:00:08 -04:00 |
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d7292f1fe2
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list: Don't leave out last element in for_each_list()
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2012-09-28 01:00:08 -04:00 |
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580ab1f584
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Add GPLv2 license and source file headers
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2012-09-26 23:59:58 -04:00 |
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c84fd58ce4
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Makefile: Add automatic dependency generation
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2012-09-26 23:35:52 -04:00 |
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c455b1eeb3
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Makefile: refactor subdirectory makefiles
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2012-09-26 15:35:52 -04:00 |
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f9244836e1
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Makefile: output formatting changes
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2012-09-25 22:58:50 -04:00 |
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afba079256
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Properly detect memory using atags and add it to the memory-management subsystem
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2012-09-25 22:45:06 -04:00 |
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d6e3899fc1
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Enable the MMU even if the kernel is not loaded in physical memory at
the same place it was linked against.
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2012-09-23 01:39:09 -04:00 |
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e2a3ab602c
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Makefile: Add aedrix-kernel.objdump target
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2012-09-23 01:39:09 -04:00 |
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ab29c2c442
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mmu: Add initial implementation of identity mapping
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2012-09-23 01:39:09 -04:00 |
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ae45deb789
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Makefile: do .PHONY all in one
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2012-09-23 01:39:09 -04:00 |
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583765fd7c
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Add %b to print() to print integers in binary
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2012-09-23 01:39:09 -04:00 |
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2bd44726e4
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Add aedrix-kernel.img to Makefile and update .gitignore
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2012-09-23 01:39:09 -04:00 |
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563ad96efb
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Add memory initialization to start_kernel.c
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2012-09-23 01:39:07 -04:00 |
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0b3865d16a
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Add simple page allocator and doubly-linked list implementation.
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2012-09-17 23:31:01 -04:00 |
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b531496f8e
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Update printing in hex format to be more straight-forward
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2012-09-10 23:59:30 -04:00 |
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a7bd2c8ae6
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Update PL011 base address to match that of the CoreTile Express A9
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2012-09-10 23:37:12 -04:00 |
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0050438c80
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Change "boot" make target to use qemu's "vexpress-a9" machine
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2012-09-10 23:36:30 -04:00 |
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955d15803f
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Add pl111 support
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2012-09-10 22:44:54 -04:00 |
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aaa714d89a
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Start adding simple video console which uses framebuffer
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2012-09-09 01:58:38 -04:00 |
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c96a4e2a57
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Add simple 6x13 pixel font
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2012-09-09 01:54:02 -04:00 |
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332b86f520
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framebuffer: fix 16- and 24-bit color. 8-bit still doesn't work.
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2012-09-08 00:42:23 -04:00 |
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29404c4199
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Add .gitignore, update Makefile
Add 'boot' make target, which boots the kernel in a simple QEMU
configuration. Also updated CFLAGS in Makefile.
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2012-09-07 23:58:19 -04:00 |
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8fbb809a5e
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Move from 'hello.c' to 'start_kernel.c' to sound more professional...
...though at this point start_kernel.c just does a test of the video and
serial/printing capabilities and nothing else.
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2012-09-07 23:56:32 -04:00 |
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38f87f12c5
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Add basic framebuffer support (probably not working right yet?)
Possibly (probably) calculating wrong pixel values, addresses.
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2012-09-07 23:54:04 -04:00 |
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12e890bb8a
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Add basic printing/formatting infrastructure for debugging
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2012-09-07 23:53:27 -04:00 |
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84dd295956
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Add devices directory, and PL011 and PL110 basic (very!) device drivers
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2012-09-07 23:52:43 -04:00 |
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4be5ceeec6
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Initial commit
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2012-09-03 23:44:36 -04:00 |
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