 H. Peter Anvin
|
6798b92c04
Simple disk cache; add missing files
|
il y a 3 ans |
|
H. Peter Anvin
|
7df391b813
fw: optimized memcpy() for the aligned xword case
|
il y a 3 ans |
|
H. Peter Anvin
|
4a0966e759
abcbus: put the I/O status register (INP 1) in a separate SRAM
|
il y a 3 ans |
|
H. Peter Anvin
|
4970fb6ef6
rtc: issue dummy clock cycles if SDA appears stuck
|
il y a 3 ans |
|
H. Peter Anvin
|
a642f1f7a9
rtc: assume RTC 32 kHz is supported to work if GPIO serial not used
|
il y a 3 ans |
|
H. Peter Anvin
|
23a7324677
hdmi: slow down to 60 MHz (120 Mbaud, 96 Mbps) for testing
|
il y a 3 ans |
|
H. Peter Anvin
|
dd69eafb99
Many timing fixes; better IRQ handling for abcbus
|
il y a 3 ans |
|
H. Peter Anvin
|
c26574cc6a
i2c: fix spurious Sr condition; revert to 400 kHz
|
il y a 3 ans |
|
H. Peter Anvin
|
0dfe406919
fw: move the malloc heap to DRAM
|
il y a 3 ans |
|
H. Peter Anvin
|
54f6bd3fd6
fw: replace libc _start with a much simpler one
|
il y a 3 ans |
|
H. Peter Anvin
|
8933ef4824
test_download(): verify that .dram.bss was properly cleared
|
il y a 3 ans |
|
H. Peter Anvin
|
1506439cb0
fw: slightly more informative sdram and timer messages
|
il y a 3 ans |
|
H. Peter Anvin
|
6ae39aaf12
Make romcopy device programmable and able to zero memory
|
il y a 3 ans |
|
H. Peter Anvin
|
cb4dc0a825
fatfs: open-code Latin-1 (codepage 819)
|
il y a 3 ans |
|
H. Peter Anvin
|
0855fd5684
fw: move sdram downloader test data to assembly
|
il y a 3 ans |
|
H. Peter Anvin
|
be3a50be52
sdcard: mount disk images, Makefile/ld: infrastructure for dram data
|
il y a 3 ans |
|
H. Peter Anvin
|
09d392bd4c
fw: use -malign-data=natural
|
il y a 3 ans |
|
H. Peter Anvin
|
d6d6390bca
Clean up _start() -- the one in libc doesn't zero bss correctly
|
il y a 3 ans |
|
H. Peter Anvin
|
6b1989fac8
fw: allow gcc to optimize memset, memcpy, and memmove
|
il y a 3 ans |
|
H. Peter Anvin
|
d37791d8a7
fw: faster memset()
|
il y a 3 ans |
|
H. Peter Anvin
|
ec99762a84
Use waitirq rather than suspending a memory transaction for SD card
|
il y a 3 ans |
|
H. Peter Anvin
|
8f74766933
rtc: print the decoded RTC time to the console and update systime
|
il y a 3 ans |
|
H. Peter Anvin
|
56753cd6a3
abcbus: move abcbus to separate module; add I/O status register
|
il y a 3 ans |
|
H. Peter Anvin
|
69476ffdf6
Add I/O interface to the ABC bus, using SDRAM DMA
|
il y a 3 ans |
|
H. Peter Anvin
|
f6f9bf7ede
Add i2c unit
|
il y a 3 ans |
|
H. Peter Anvin
|
55b0aeee3f
iodev: move one-register "devices" into a common "sys"; add "abc" device
|
il y a 3 ans |
|
H. Peter Anvin
|
e1878a396f
Detect the presence of an ABC-bus by looking for a clock signal
|
il y a 3 ans |
|
H. Peter Anvin
|
8368aa9534
fpga: parameterize the rtc_32khz workaround
|
il y a 3 ans |
|
H. Peter Anvin
|
b5e39487bd
max80: change esp_ctr debug signal to 4 Hz
|
il y a 3 ans |
|
H. Peter Anvin
|
c40501f76e
SDRAM access from the ABC-bus
|
il y a 3 ans |
