PCI memory access working
This commit is contained in:
Markus Fröschle
@@ -37,14 +37,8 @@
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#include "dma.h"
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#include "pci.h"
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// #define IRQ_DEBUG
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#if defined(IRQ_DEBUG)
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#define dbg(format, arg...) do { xprintf("DEBUG %s(): " format, __FUNCTION__, ##arg); } while (0)
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#else
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#define dbg(format, arg...) do { ; } while (0)
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#endif
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#define err(format, arg...) do { xprintf("DEBUG %s(): " format, __FUNCTION__, ##arg); } while (0)
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// #define DEBUG
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#include "debug.h"
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#ifndef MAX_ISR_ENTRY
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#define MAX_ISR_ENTRY (20)
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@@ -206,6 +200,140 @@ void isr_remove_handler(bool (*handler)(void *, void *))
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dbg("no such handler registered (handler=%p\r\n", handler);
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}
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#ifdef DEBUG
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static char *vector_to_str[] =
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{
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"initial stack pointer", /* 0 */
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"initial program counter", /* 1 */
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"access error", /* 2 */
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"address error", /* 3 */
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"illegal instruction", /* 4 */
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"divide by zero", /* 5 */
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"reserved6", /* 6 */
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"reserved7", /* 7 */
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"privilege violation", /* 8 */
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"trace", /* 9 */
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"unimplemented line-a opcode", /* 10 */
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"unimplemented line-f opcode", /* 11 */
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"non-PC breakpoint debug interrupt", /* 12 */
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"PC breakpoint debug interrupt", /* 13 */
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"format error", /* 14 */
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"uninitialized interrupt", /* 15 */
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"reserved16",
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"reserved17",
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"reserved18",
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"reserved19",
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"reserved20",
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"reserved21",
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"reserved22",
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"reserved23",
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"spurious interrupt", /* 24 */
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"level 1 autovector", /* 25 */
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"level 2 autovector", /* 26 */
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"level 3 autovector", /* 27 */
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"level 4 autovector", /* 28 */
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"level 5 autovector", /* 29 */
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"level 6 autovector", /* 30 */
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"level 7 autovector", /* 31 */
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"trap #0", /* 32 */
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"trap #1", /* 33 */
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"trap #2", /* 34 */
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"trap #3", /* 35 */
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"trap #4", /* 36 */
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"trap #5", /* 37 */
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"trap #6", /* 38 */
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"trap #7", /* 39 */
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"trap #8", /* 40 */
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"trap #9", /* 41 */
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"trap #10" /* 42 */
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"trap #11", /* 43 */
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"trap #12", /* 44 */
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"trap #13", /* 45 */
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"trap #14", /* 46 */
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"trap #15", /* 47 */
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"floating point branch on unordered condition", /* 48 */
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"floting point inexact result", /* 49 */
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"floating point divide by zero", /* 50 */
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"floating point underflow", /* 51 */
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"floating point operand error", /* 52 */
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"floating point overflow", /* 53 */
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"floating point NaN", /* 54 */
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"floating point denormalized number", /* 55 */
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"reserved56", /* 56 */
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"reserved57",
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"reserved58",
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"reserved59",
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"reserved60",
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"unsupported instruction", /* 61 */
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"reserved62", /* 62 */
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"reserved63", /* 63 */
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"", "",
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"edge port 1", /* 1 */
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"edge port 2", /* 2 */
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"edge port 3", /* 3 */
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"edge port 4", /* 4 */
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"edge port 5", /* 5 */
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"edge port 6", /* 6 */
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"edge port 7", /* 7 */
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"unused8",
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"unused9",
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"unused10",
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"unused11",
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"unused12",
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"unused13",
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"unused14",
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"USB endpoint 0", /* 15 */
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"USB endpoint 1", /* 16 */
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"USB endpoint 2", /* 17 */
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"USB endpoint 3", /* 18 */
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"USB endpoint 4", /* 19 */
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"USB endpoint 5", /* 20 */
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"USB endpoint 6", /* 21 */
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"USB general interrupt", /* 22 */
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"USB core interrupt", /* 23 */
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"USB OR interrupt", /* 24 */
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"DSPI over/underflow", /* 25 */
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"DSPI receive FIFO overflow", /* 26 */
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"DSPI receive FIFO drain", /* 27 */
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"DSPI transmit FIFO underflow", /* 28 */
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"DSPI transfer complete", /* 29 */
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"DSPI trasmit FIFO full", /* 30 */
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"DSPI end of queue", /* 31 */
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"PSC3", /* 32 */
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"PSC2", /* 33 */
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"PSC1", /* 34 */
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"PSC0", /* 35 */
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"Comm timer", /* 36 */
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"SEC", /* 37 */
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"FEC1", /* 38 */
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"FEC0", /* 39 */
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"I2C", /* 40 */
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"PCI arbiter", /* 41 */
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"comm bus PCI", /* 42 */
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"XLB PCI", /* 43 */
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"not used44",
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"not used45",
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"not used46",
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"XLB arbiter to CPU", /* 47 */
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"multichannel DMA", /* 48 */
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"FlexCAN 0 error", /* 49 */
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"FlexCAN 0 bus off", /* 50 */
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"FlexCAN 0 message buffer", /* 51 */
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"not used52"
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"slice timer 1", /* 53 */
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"slice timer 0", /* 54 */
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"FlexCAN 1 error", /* 55 */
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"FlexCAN 1 bus off", /* 56 */
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"FlexCAN 1 message buffer", /* 57 */
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"not used58",
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"GPT3", /* 59 */
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"GPT2", /* 60 */
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"GPT1", /* 61 */
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"GPT0", /* 62 */
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"not used63"
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};
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#endif /* DEBUG */
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/*
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* This routine searches the ISR table for an entry that matches
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* 'vector'. If one is found, then 'handler' is executed.
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@@ -218,7 +346,7 @@ bool isr_execute_handler(int vector)
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{
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int index;
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dbg("vector = %d\r\n", vector);
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dbg("vector = %d (%s)\r\n", vector, vector_to_str[vector]);
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/*
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* locate an interrupt service routine handler.
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