 H. Peter Anvin
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0271d2cd06
abcrtc: ABC-bus interface to RTC (currently readonly)
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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a8cfea4d31
Remove support for 32 kHz and serial port workarounds
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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a5b7b041ad
abcmem: update the MMU setup; overlay test image with dram_bss
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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96e542cf90
fw: add machinery for switching to test image
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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d7ef705e4a
Set the ROM offset at the beginning of the image
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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82649f078e
fw: add infrastructure for a secondary test mode image
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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ff477a6b16
fw/roms: common infrastructure for ROMs
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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7c730225c9
WIP: abc disk emulation
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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10ee183e1a
fw: fix and re-enable aligned memcpy()
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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6798b92c04
Simple disk cache; add missing files
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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7df391b813
fw: optimized memcpy() for the aligned xword case
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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0855fd5684
fw: move sdram downloader test data to assembly
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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be3a50be52
sdcard: mount disk images, Makefile/ld: infrastructure for dram data
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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d37791d8a7
fw: faster memset()
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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f6f9bf7ede
Add i2c unit
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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518503fa99
iodev: centralize definitions and auto-generate boiler plate code
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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cd15d8fd49
picorv32: revamp the Q registers to be a full bank switch
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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2b261e54f6
fw: add interrupt support; use a linker script
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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6a406133f0
Add sdcard and sysclock units; reshuffle address map
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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9093b88195
Add ELM-Chan FatFS 0.14b explicitly
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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3673cdd132
Remove fatfs as a submodule. It is small and needs edits.
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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1f822e260c
Change onboard fast SRAM from 8K to 32K
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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cae89058dc
fw/Makefile: add explicit path to CROSS
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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42f4ad6376
Make downloader work; use PLL for SDRAM clock offset
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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0176e771d1
fw: irq wrapper, picorv32 custom instructions, _die() with blinkenlights
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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c2bee3cb77
fw: pull in libc, printf to console, SDRAM test
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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b87dddeaa9
fw: tty is not working due to invalid pinout
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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f2060589ab
Default baud rate = 115200, baud rate programmable
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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265fb7692e
CPU now can execute instructions, at least in simulation!!
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%!s(int64=3) %!d(string=hai) anos |
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H. Peter Anvin
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c78f9d909d
Roll back picorv32 hacks for unaligned memory support
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%!s(int64=3) %!d(string=hai) anos |
