Angus Gratton
680047bc8d
Merge branch 'experiments/unaligned_load' into feature/mbedtls
2015-09-24 20:25:10 +10:00
Alex Stewart
34bd63c943
More LoadStoreErrorHandler performance improvements
2015-09-23 08:51:36 -07:00
Alex Stewart
bcacfa426a
Further optimizations for LoadStoreErrorHandler
2015-09-21 22:13:14 -07:00
Angus Gratton
18381f88fe
mbedTLS: Add ESP8266 hardware entropy source discovered by @foogod
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Addresses #3 , provided turns out to be an effective HWRNG.
2015-09-20 21:15:30 +10:00
Angus Gratton
77813c8032
Rename GPIO_CONF_PUSH_PULL to GPIO_CONF_OPEN_DRAIN
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Seems I got the functionality of this bit inverted when
initially testing.
In testing it also seems open drain mode is ignored on some pins, which
still source current. Needs more investigation though (may be pullups
internal to the ESP modules or set by default in software.)
Relates to #45
2015-09-20 21:13:38 +10:00
Angus Gratton
72377c4cd5
iomux: Fix setting of invalid bits when masking in iomux fields
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Fixes regression from 2a939e97
Part of issue #45
2015-09-20 21:13:38 +10:00
Angus Gratton
f2651d1be3
common_macros: Include sys/cdefs.h, defines _Static_assert among others
2015-09-20 21:13:38 +10:00
Angus Gratton
07ba9ec6ea
Move c++ operators back to link-time resolutions, part of 'core'
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This reverts commit e9b1df5cb5
.
2015-09-20 21:13:38 +10:00
Angus Gratton
8324a0ccc4
gpio.h: Explicit cast to enum type (needed for g++)
2015-09-20 21:13:38 +10:00
Angus Gratton
047d2def6a
Post-merge cleanup of extras/cpp_support
2015-09-20 21:13:38 +10:00
Angus Gratton
d308687782
Add basic C++ new/delete operators, as contributed by @mikejac in #24
2015-09-20 21:13:38 +10:00
Angus Gratton
aea147ad6a
Add C++ support to Makefile, and proof-of-concept simple.cpp example
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This is a work in progress based on @mikejac's work.
Missing:
* No 'new' operator.
* I don't think STL is currently supported.
2015-09-20 21:13:38 +10:00
Michael Jacobsen
436aa8b8cc
Mostly updated header files for use in C++
2015-09-20 21:13:38 +10:00
Angus Gratton
3eb43c6ef5
Moved DoubleLoadStorageHandler to end of functions, improve fast path l8ui performance
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This allows a conditional branch that previously required a full jump instruction not to require it.
2015-09-15 15:09:42 +10:00
Angus Gratton
6ad51e209a
Fix performance regression in 3911a94cc
2015-09-15 15:00:56 +10:00
Angus Gratton
8a088f73db
unaligned_load: Fix sign extension, add test case for sign extension
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H/T to @foogod again for this.
2015-09-15 12:00:32 +10:00
Angus Gratton
e4c76b488c
Remove the unaligned load handler to its own source file as it was getting quite complex
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The downside here is needing to use #include so the 'beq' in the
exception vector can land on it directly, save an instruction.
There might be a better way to do this, but it seems hard to "curate"
the order that symbols appear in each section.
2015-09-15 11:34:21 +10:00
Angus Gratton
c759a2af05
Remove one more branch from l8ui code path
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Thanks for @foogod for the heads-up on this.
2015-09-15 11:01:21 +10:00
Angus Gratton
390e007c75
Fix sign extension as suggested by @foogod
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Also removes a branch from l8ui path, saves some cycles
2015-09-14 18:30:11 +10:00
Angus Gratton
44f2ba66e5
Exception vectors: Remove no-op syscallhandler
2015-09-14 18:17:45 +10:00
Angus Gratton
d4e5af7f0b
NMI exception handler: Fix reserving too much RAM for registers
2015-09-14 17:43:29 +10:00
Angus Gratton
9ae2464258
Exception handlers: remove unused NMIHandlerAddress
2015-09-14 17:22:50 +10:00
Angus Gratton
6650369502
Use GPIO2 for led_debug.S
2015-09-14 17:20:00 +10:00
Angus Gratton
e347f296f3
Exception vectors: Rearrange to use absolute offets instead of .align hacks
2015-09-14 17:20:00 +10:00
Angus Gratton
1a4c829b1f
Extended unaligned load support to work from DoubleExceptionVector
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Allows handling bad loads that occur inside level 1 exception handlers.
2015-09-14 17:20:00 +10:00
Angus Gratton
a5266adb48
Merge branch 'master' into experiments/unaligned_load
2015-09-10 08:19:42 +10:00
Angus Gratton
c55cfd3b2e
Merge branch 'fix/int32_t'
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Closes #42
2015-09-09 16:23:31 +10:00
Angus Gratton
1221e2117b
Rework component makefiles to have a default <component>_ROOT
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This fixes a long-standing bug where build directories sometimes
expanded many levels deeper than they should have.
Component names can now no longer contains slashes (ie the component
name for 'extras/i2c' is now just 'i2c')
2015-09-08 09:59:59 +10:00
Angus Gratton
e61e84ca7d
libc: Redefine int32_t/uint32_t as 'int' not 'long'
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libc built from projectgus/newlib-xtensa@0077776963
Closes #42
2015-09-05 13:37:00 +10:00
Angus Gratton
5aa095298d
libc syscalls: ENOSYS implementations for open,fstat,close,lseek
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Closes #41
2015-09-03 11:45:52 +10:00
Angus Gratton
006c73c7ba
libc read()/write() syscalls - return EBADF if fd is not stdin/stdout as applicable
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As discussed in #41
Also fixes indent in _read_r
2015-09-03 11:34:54 +10:00
Alex Stewart
78be94744c
Fix broken UART(i) definition
2015-08-25 22:31:47 -07:00
Alex Stewart
0155632dd3
Remove 'packed' attribute from all regs structs
2015-08-25 17:13:13 -07:00
Alex Stewart
b76bf99d7c
Remove unnecessary AND for VAL2FIELD macro
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Added VAL2FIELD_M / SET_FIELD_M for rare cases when there might actually be some need for it.
2015-08-25 17:07:06 -07:00
Angus Gratton
76ad427dc2
Merge pull request #29 from foogod/issue_8
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Add more *_regs.h definitions
2015-08-24 16:14:19 +10:00
Angus Gratton
08bb9f16e7
Add a comment explaining commented out REG_BASE lines
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Change was part of #27
2015-08-22 17:39:25 +10:00
Alex Stewart
9f3f3e5b08
Add esp/rtcmem_regs.h
2015-08-21 14:20:00 -07:00
Alex Stewart
b482a1cc77
Fix a couple of struct def issues with 2 previous commits
2015-08-21 14:06:38 -07:00
Alex Stewart
3f3f257612
Add more regs to esp/dport_regs.h
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Added a bunch of definitions based on info in http://esp8266-re.foogod.com/wiki/Memory_Map#dport0
2015-08-21 13:59:20 -07:00
Alex Stewart
af32217805
Add esp/uart_regs.h and esp/spi_regs.h
2015-08-21 13:56:23 -07:00
Alex Stewart
d79c1c3983
rename GPIO_CONF_DRIVER_ENABLE back to GPIO_CONF_PUSH_PULL
2015-08-21 09:54:20 -07:00
Alex Stewart
13b924d259
Fix leftover IOMUX_FUNC_A/D references
2015-08-19 16:53:02 -07:00
Alex Stewart
0d6af96f2d
Cleanup a few comments in *_regs.h files
2015-08-19 16:50:56 -07:00
Alex Stewart
c32a6692a0
Add esp/wdt_regs.h
2015-08-19 16:48:11 -07:00
Alex Stewart
eaa090e267
Added esp/timer_regs.h and esp/dport_regs.h
2015-08-19 11:34:18 -07:00
Alex Stewart
3cc5d1fa86
Replace stdint.h with esp/types.h in gpio_regs.h
2015-08-19 09:05:03 -07:00
Alex Stewart
5e6b022e39
Fix cut-paste error in gpio_regs.h comment
2015-08-19 09:03:18 -07:00
Alex Stewart
7fa2817f1b
Add esp/gpio_regs.h
2015-08-18 22:46:25 -07:00
Alex Stewart
9727df5f6c
Add esp/iomux_regs.h
2015-08-18 17:38:31 -07:00
Angus Gratton
7f338e66cb
Unaligned load: Remove debugging variables
2015-08-11 16:25:35 +10:00