fd76536351
usb-dev: reboot to image 0
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Since this is a failsafe bootloader, reboot to Image 0.
Signed-off-by: Sean Cross <sean@xobs.io >
2019-04-05 17:33:28 +08:00
eaa0d63ccb
usb-epfifo: fix DATA0/DATA1 swaps for Tx
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We were sometimes sending DATA0 instead of DATA1. Fix that.
Signed-off-by: Sean Cross <sean@xobs.io >
2019-04-05 17:33:02 +08:00
7d091a72b9
main: poll dfu in main loop
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Signed-off-by: Sean Cross <sean@xobs.io >
2019-04-05 15:10:19 +08:00
7bcc8529d6
dfu: initial working commit
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This commit actually works, but still has a few issues.
Signed-off-by: Sean Cross <sean@xobs.io >
2019-04-05 15:09:52 +08:00
ac349ce1a1
spi: support 32- and 64-kB erase blocks
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Signed-off-by: Sean Cross <sean@xobs.io >
2019-04-05 15:09:04 +08:00
cbf4958236
usb-epfifo: remove extra USB_NAK setting
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This works around an issue, though it's still not properly working.
Signed-off-by: Sean Cross <sean@xobs.io >
2019-04-05 13:21:09 +08:00
2b0575889f
usb-dev: remove commented-out printf statements
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Signed-off-by: Sean Cross <sean@xobs.io >
2019-04-05 13:20:54 +08:00
c92af747cd
spi: actually transmit data
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We were sending data on CS, not on CLK.
Signed-off-by: Sean Cross <sean@xobs.io >
2019-04-05 13:19:46 +08:00
d72925fdeb
sw: experimental improved dfu performance
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Signed-off-by: Sean Cross <sean@xobs.io >
2019-04-03 22:11:31 +08:00
85b6d75882
sw: update to latest generated files
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Signed-off-by: Sean Cross <sean@xobs.io >
2019-04-02 18:11:25 +08:00
dbc0f81715
usb: re-enable extra usb descriptors
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Signed-off-by: Sean Cross <sean@xobs.io >
2019-04-02 18:11:09 +08:00
851e54e70c
main: initialize rgb driver
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Signed-off-by: Sean Cross <sean@xobs.io >
2019-04-02 18:10:56 +08:00
85bdc7991c
rgb: add initial rgb code
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It initializes the rgb driver, and can write to its registers.
Signed-off-by: Sean Cross <sean@xobs.io >
2019-04-02 18:10:17 +08:00
a3c05bd19e
sw: system: add reset key to reboot()
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Add the key `0xac` to the reset command, to prevent accidental resets.
Signed-off-by: Sean Cross <sean@xobs.io >
2019-04-02 16:40:09 +08:00
33aec0876b
sw: usb-epfifo: disable usb events before disconnect
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If we don't disconnect the usb event system, then we will lock up
in an irq storm.
Signed-off-by: Sean Cross <sean@xobs.io >
2019-04-02 16:39:13 +08:00
0a4c73a63a
sw: wip commit -- dfu state machine works, spi broken
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Need to fix SPI and SB_WARMBOOT, but the DFU state machine now works.
Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-28 11:13:25 +08:00
a3298226e5
sw: getting dfu working about to add debug bridge
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We're having issues getteing DFU working. It almost works, but has some
issues. Unfortunately, we're out of space for printf.
Now we will work to get the UART Wishbone bridge working, to move
forward on debugging support.
Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-26 09:39:55 +08:00
b0afd2b0ae
sw: puts: don't eat first character
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Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-25 18:59:57 +08:00
3d6acaf51e
sw: wip commit -- getting dfu working
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Now that we have SPI and USB both working, we can start to close the
loop and get DFU working.
Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-25 17:39:06 +08:00
7210ee219d
sw: add div/mul instructions
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For foboot, we're using a CPU without a divide or multiply instruction,
to save gates. Replace these with software implementations.
Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-21 11:01:46 +08:00
2139317530
sw: include: sync csr.h and mem.h
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Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-20 13:14:57 +08:00
dd9cdfa7a3
sw: usb-epfifo: make buffer pointers static
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Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-20 13:14:20 +08:00
03327067ff
sw: add spi base
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This is taken from fomu-flash, and needs to be adapted.
Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-20 11:23:19 +08:00
ff4774ebc3
sw: usb-epfifo: fixups to remove errors in enumeration
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With these fixups, we can now enumerate successfully.
The code is a mess, but this is the first functionally-correct build.
Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-11 11:51:19 +08:00
9909b3bbdb
sw: usb-desc: set product name to "Fomu Bootloader"
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Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-11 11:50:55 +08:00
f5fd282d61
sw: usb-dev: remove errant i++
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Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-10 22:46:02 +08:00
d64f88d995
sw: usb-epfifo: mostly-working commit
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Still has issues with large reads.
Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-10 22:42:14 +08:00
c180c1b1b8
sw: usb-epfifo: increase packet size to 64 bytes
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This masks some problems we're seeing.
Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-10 22:41:22 +08:00
a552d1eb91
usb-dev: limit the size of outgoing packets
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Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-10 22:40:52 +08:00
69f7b5d836
csr: replace with latest generated version
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Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-10 20:53:30 +08:00
c98017cbc9
client: working on the client
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Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-10 15:25:33 +08:00
3df59a866d
metastable fix: wip
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Trying to figure out what's causing this problem.
Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-05 20:28:54 +08:00
c0842737bf
sw: usb-unififo: add code to test usb RX
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This just reads SOF packets and validates they're correct. This ensures
that bitstuffing is good.
Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-05 15:50:36 +08:00
ce071dac67
sw: main: remove usb_sync() call
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Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-05 15:50:08 +08:00
7f30d7f79b
sw: Makefile: hardcode project name to "foboot"
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Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-05 15:49:21 +08:00
380a4f1fa2
sw: unififo: print out SOF frames, to ensure link integrity
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Print out the SOF frames so that we can make sure the Rx path is good.
Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-05 14:52:42 +08:00
c78e9ab214
sw: add missing include files
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Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-05 12:02:02 +08:00
ffd0285613
main: more work on fixing stuff
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Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-05 11:54:48 +08:00
1c38c58a6f
Merge branch 'master' of git.xobs.io:xobs/foboot
2019-03-05 09:18:20 +08:00
e4af98b4aa
generated: update generated csr, mem, and ld files
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Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-05 09:05:29 +08:00
84d4b40897
foboot: move software stuff to sw directory
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Signed-off-by: Sean Cross <sean@xobs.io >
2019-03-05 08:54:51 +08:00
