 H. Peter Anvin
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80cd70eb57
iodevs: auto-generate common constants
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3 anni fa |
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H. Peter Anvin
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5eed62e710
WIP: ABC disk controller emulation
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3 anni fa |
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H. Peter Anvin
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5466a20b99
tools/Makefile: fix location of the tree root for .gitconfig
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3 anni fa |
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H. Peter Anvin
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603f4418f8
fw: try to sanitize the linker script somewhat
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3 anni fa |
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H. Peter Anvin
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9ca2889add
cpu: move the reset vector away from 0
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3 anni fa |
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H. Peter Anvin
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46c873bd12
abcbus: make INT#, NMI#, RESIN# and WAIT#/RDY explicitly controllable
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3 anni fa |
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H. Peter Anvin
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9daa6e28a5
abcbus: don't trigger RESIN# on internal reset
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3 anni fa |
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H. Peter Anvin
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a42b824c80
fw/diskcache.c: writeback cache
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3 anni fa |
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H. Peter Anvin
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29b0ba15a4
fw/diskcache.c: correct the logic for when write needs read
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3 anni fa |
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H. Peter Anvin
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0723ccd8b7
spirom: control the spi_sck buffer on the negative edge
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3 anni fa |
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H. Peter Anvin
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f9aa3d5f27
fw/diskcache: use a circular multiply for hashing
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3 anni fa |
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H. Peter Anvin
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10ee183e1a
fw: fix and re-enable aligned memcpy()
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3 anni fa |
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H. Peter Anvin
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6798b92c04
Simple disk cache; add missing files
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3 anni fa |
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H. Peter Anvin
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83045dccb0
max80.ld: add a few more sections
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3 anni fa |
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H. Peter Anvin
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7df391b813
fw: optimized memcpy() for the aligned xword case
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3 anni fa |
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H. Peter Anvin
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4a0966e759
abcbus: put the I/O status register (INP 1) in a separate SRAM
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3 anni fa |
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H. Peter Anvin
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4970fb6ef6
rtc: issue dummy clock cycles if SDA appears stuck
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3 anni fa |
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H. Peter Anvin
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a642f1f7a9
rtc: assume RTC 32 kHz is supported to work if GPIO serial not used
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3 anni fa |
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H. Peter Anvin
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23a7324677
hdmi: slow down to 60 MHz (120 Mbaud, 96 Mbps) for testing
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3 anni fa |
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H. Peter Anvin
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338c4e1649
fpga/abcbus: fix clear_irq signal
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3 anni fa |
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H. Peter Anvin
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dd69eafb99
Many timing fixes; better IRQ handling for abcbus
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3 anni fa |
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H. Peter Anvin
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c26574cc6a
i2c: fix spurious Sr condition; revert to 400 kHz
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3 anni fa |
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H. Peter Anvin
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0dfe406919
fw: move the malloc heap to DRAM
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3 anni fa |
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H. Peter Anvin
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54f6bd3fd6
fw: replace libc _start with a much simpler one
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3 anni fa |
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H. Peter Anvin
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8933ef4824
test_download(): verify that .dram.bss was properly cleared
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3 anni fa |
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H. Peter Anvin
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1506439cb0
fw: slightly more informative sdram and timer messages
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3 anni fa |
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H. Peter Anvin
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6ae39aaf12
Make romcopy device programmable and able to zero memory
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3 anni fa |
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H. Peter Anvin
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cb4dc0a825
fatfs: open-code Latin-1 (codepage 819)
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3 anni fa |
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H. Peter Anvin
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0855fd5684
fw: move sdram downloader test data to assembly
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3 anni fa |
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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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3 anni fa |
