Hector Martin
b673db78c3
minilzlib/xzstream.h: get rid of warning pragma
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-30 03:03:03 +09:00
Hector Martin
74307af0df
kboot: add proper kernel boot & DT manipulation code
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-30 01:37:09 +09:00
Hector Martin
ad93d14ee5
chickens: clear SYS_L2C_ERR_STS
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It's unclear why this is necessary, but it fixes some strange crashes
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-30 01:37:09 +09:00
Hector Martin
c057775ab9
adt: add ADT_FOREACH_PROPERTY
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-30 01:37:09 +09:00
Hector Martin
891bc5592e
utils.h: fix msr/mrs macro expansion
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-30 01:37:09 +09:00
Hector Martin
46a46da111
string: add memmove, strrchr, strncmp
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-30 01:37:09 +09:00
Hector Martin
b82c0072e7
utils.h: mark reboot() noreturn
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-30 01:37:09 +09:00
Hector Martin
d280157289
libfdt: actually add libfdt
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-30 01:37:09 +09:00
Hector Martin
986c6730e9
Add heapblock and dlmalloc for managing memory
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heapblock is a simple `sbrk` style implementation, also useful as an
"endless" decompression buffer. dlmalloc is used on top as a malloc
implementation.
This also changes how the Python side manages its heap. We still use a
python-side malloc implementation (since this is faster), and we put the
Python heap at the m1n1 heap + 128MB, without allocating it.
Hopefully this should never step on anything m1n1 neads, and avoids
having to manage freeing across Python script calls.
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-29 16:25:15 +09:00
Hector Martin
f3d0a58f42
proxy: add mmu_shutdown call, use it for linux.py
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I saw at least one SError crash on Linux after doing this, but can't
repro; unclear if related to the MMU changes or not...
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-29 00:36:46 +09:00
Hector Martin
c3c6e4e8f9
smp: add scaffolding and proxy funcs for cross-CPU calls
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-29 00:36:46 +09:00
Hector Martin
e97b104125
main: do not spin up SMP
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This breaks reloads, we shouldn't do this until we need to.
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-28 23:48:35 +09:00
Hector Martin
eae3d06e85
smp: fix totally broken stack setup
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This worked by accident before...
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-28 23:48:35 +09:00
Hector Martin
11753f9983
start.S: probe the stack after init
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This makes it obvious when the stack is broken.
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-28 23:48:35 +09:00
Hector Martin
cffc423024
smp: use ADT data instead of hardcoded info
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-28 23:48:35 +09:00
Hector Martin
b4822eb02c
adt: improve APIs for iterating through child nodes
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-28 23:48:35 +09:00
Hector Martin
db902ce01f
wdt: move WDT disable code to wdt.c & use ADT regs
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-28 23:48:35 +09:00
Hector Martin
3733ea153f
smp: fix broken spin-table routine
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Only read target_cpu once, then keep a pointer our spin table.
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-28 23:48:35 +09:00
Hector Martin
ba1162e322
adt: add an API for resolving reg properties
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-28 23:48:35 +09:00
Sven Peter
9242c820ae
MMU: clean and invalidate all caches after shutdown
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Signed-off-by: Sven Peter <sven@svenpeter.dev>
2021-01-28 23:20:15 +09:00
Sven Peter
2f84b33ba8
MMU: add cache operations by set/way
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this embeds a slightly modified file taken from
arm-trusted-firmware.
Signed-off-by: Sven Peter <sven@svenpeter.dev>
2021-01-28 23:20:15 +09:00
Sven Peter
f244919c98
MMU: add initial support
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Signed-off-by: Sven Peter <sven@svenpeter.dev>
2021-01-28 23:20:15 +09:00
Sven Peter
63fad7e3e2
utils.h: add panic() macro
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Signed-off-by: Sven Peter <sven@svenpeter.dev>
2021-01-28 23:20:15 +09:00
Hector Martin
d762391a68
Add code to spin up secondary CPUs
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-28 16:06:12 +09:00
Hector Martin
65276fdd3f
utils.h: add memory clobbers
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We mostly use read32/write32 and friends to poke hardware registers,
which might have side effects on RAM, so just make everything a memory
clobber to avoid potential issues.
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-28 16:06:12 +09:00
Hector Martin
0145830772
chickens: add firestorm chicken bits
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-28 16:06:12 +09:00
Hector Martin
344c84da17
clang-format everything
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-28 16:06:12 +09:00
Ariel Machado
51bf5c870a
adt: replaces int to u32 and size_t for unsigned values.
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Makefile: increases compiler warnings
Signed-off-by: Ariel Machado <ariel@fe.up.pt>
2021-01-25 19:18:30 +09:00
Hector Martin
cc34ace39a
startup: Implement setting CPU chicken bits for Icestorm
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-25 19:11:54 +09:00
Hector Martin
58b643df77
clang-format a few missed things
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-25 17:25:49 +09:00
Hector Martin
a637b77816
Move minlzma.h -> src/minilzlib
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This stops clang-format from running on this header.
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-25 17:25:44 +09:00
Hector Martin
14db0224af
Add config.h for build-time config options
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-25 17:24:29 +09:00
Hector Martin
674a82a2bb
aic_test: UART IRQ testing stuff
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-23 22:42:59 +09:00
Hector Martin
63319ed348
utils: implement udelay()
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-23 22:42:25 +09:00
Hector Martin
009f04775e
utils: add __assert_fail function to make assert() work
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-23 22:42:25 +09:00
Hector Martin
ee12d053a9
proxy: add XZ and GZ decompression functions and code
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This embeds tinf and minlzma.
Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-23 22:42:23 +09:00
Ferdinand Bachmann
afc5813635
exceptions: fix clang warning for msr arg
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Signed-off-by: Ferdinand Bachmann <theferdi265@gmail.com>
2021-01-23 22:09:22 +09:00
Ferdinand Bachmann
8511d9ff74
start.S: clang compat, don't use '\r' in asm files
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Signed-off-by: Ferdinand Bachmann <theferdi265@gmail.com>
2021-01-23 22:09:22 +09:00
Ferdinand Bachmann
75c3cd39d4
start.S: don't use caller-saved registers accross calls
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Signed-off-by: Ferdinand Bachmann <theferdi265@gmail.com>
2021-01-23 22:09:22 +09:00
Ferdinand Bachmann
6ecf5d9fb5
types.h: remove redundant definition of NULL (defined in stddef.h)
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Signed-off-by: Ferdinand Bachmann <theferdi265@gmail.com>
2021-01-23 22:05:37 +09:00
Ferdinand Bachmann
274ea2baf2
exceptions: remove unused push_hi_regs symbol, make _exc_entry a function
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Signed-off-by: Ferdinand Bachmann <theferdi265@gmail.com>
2021-01-23 22:05:24 +09:00
Hector Martin
31b6af14b2
exception.c: fix sp calculation in print_regs
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-18 01:57:27 +09:00
Hector Martin
81aaf2ed35
Basic exceptions, irq, cache mgmt support
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-17 00:49:22 +09:00
Ferdinand Bachmann
d49d0b781b
adt: fix ignored qualifiers in adt_getprop_copy function prototype
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Signed-off-by: Ferdinand Bachmann <theferdi265@gmail.com>
2021-01-16 05:12:48 +09:00
Sven Peter
3268aabb91
add missing const to src/adt.h
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Signed-off-by: Sven Peter <sven@svenpeter.dev>
2021-01-16 02:48:22 +09:00
Sven Peter
4c4850935f
change #include <string.h> to #include "string.h"
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this is required to fix the following error when compiling with clang:
CC build/string.o
src/string.c:3:10: error: 'string.h' file not found with <angled> include; use "quotes" instead
^~~~~~~~~~
"string.h"
Signed-off-by: Sven Peter <sven@svenpeter.dev>
2021-01-16 02:48:08 +09:00
Clay Freeman
b0b3548f1d
Error codes should be returned as negative values
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Signed-off-by: Clay Freeman <git@clayfreeman.com>
2021-01-15 12:52:34 +09:00
Hector Martin
5175c7a31b
Chainloading, ADT support, misc fixes
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-15 04:04:12 +09:00
Hector Martin
b8fd8363cd
Make UART proxy work
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-15 04:04:12 +09:00
Hector Martin
152c96a34a
Import UART proxy
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Signed-off-by: Hector Martin <marcan@marcan.st>
2021-01-15 04:04:12 +09:00