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modified init_fpga() to honour JTAG configuration. Does not work

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currently and needs support from the TOS side (program not finished yet)
This commit is contained in:
Markus Fröschle
2014-06-22 16:00:49 +00:00
parent d1297a5b0e
commit 8935f0bbc4
5 changed files with 220 additions and 174 deletions
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55
BaS_gcc/bas.lk.in
View File

@@ -23,7 +23,7 @@ MEMORY
*/ */
bas_ram (WX) : ORIGIN = SDRAM_START + SDRAM_SIZE - 0x00200000, LENGTH = 0x00100000 bas_ram (WX) : ORIGIN = SDRAM_START + SDRAM_SIZE - 0x00200000, LENGTH = 0x00100000
/* /*
* driver_ram is an uncached, reserved memory area for drivers (e.g. USB) that need this type of memory * driver_ram is an uncached, reserved memory area for drivers (e.g. USB) that need this type of memory
*/ */
driver_ram (WX) : ORIGIN = SDRAM_START + SDRAM_SIZE - 0x00100000, LENGTH = 0x00100000 driver_ram (WX) : ORIGIN = SDRAM_START + SDRAM_SIZE - 0x00100000, LENGTH = 0x00100000
} }
@@ -44,8 +44,8 @@ SECTIONS
OBJDIR/exceptions.o(.text) OBJDIR/exceptions.o(.text)
OBJDIR/driver_vec.o(.text) OBJDIR/driver_vec.o(.text)
OBJDIR/interrupts.o(.text) OBJDIR/interrupts.o(.text)
OBJDIR/mmu.o(.text) OBJDIR/mmu.o(.text)
OBJDIR/BaS.o(.text) OBJDIR/BaS.o(.text)
OBJDIR/pci.o(.text) OBJDIR/pci.o(.text)
OBJDIR/usb.o(.text) OBJDIR/usb.o(.text)
@@ -108,7 +108,7 @@ SECTIONS
OBJDIR/xhdi_sd.o(.text) OBJDIR/xhdi_sd.o(.text)
OBJDIR/xhdi_interface.o(.text) OBJDIR/xhdi_interface.o(.text)
OBJDIR/xhdi_vec.o(.text) OBJDIR/xhdi_vec.o(.text)
#ifdef COMPILE_RAM #ifdef COMPILE_RAM
/* /*
* if we compile to RAM anyway, there is no need to copy anything * if we compile to RAM anyway, there is no need to copy anything
@@ -118,7 +118,7 @@ SECTIONS
*(.data) *(.data)
__BAS_DATA_END = .; __BAS_DATA_END = .;
__BAS_BSS_START = .; __BAS_BSS_START = .;
*(.bss) *(.bss)
__BAS_BSS_END = .; __BAS_BSS_END = .;
#endif /* COMPILE_RAM */ #endif /* COMPILE_RAM */
@@ -140,7 +140,7 @@ SECTIONS
*(.data) *(.data)
__BAS_DATA_END = .; __BAS_DATA_END = .;
__BAS_BSS_START = .; __BAS_BSS_START = .;
*(.bss) *(.bss)
__BAS_BSS_END = .; __BAS_BSS_END = .;
. = ALIGN(16); . = ALIGN(16);
@@ -153,16 +153,16 @@ SECTIONS
_driver_mem_buffer = .; _driver_mem_buffer = .;
//. = . + DRIVER_MEM_BUFFER_SIZE; //. = . + DRIVER_MEM_BUFFER_SIZE;
} > driver_ram } > driver_ram
/* /*
* Global memory map * Global memory map
*/ */
/* SDRAM Initialization */ /* SDRAM Initialization */
___SDRAM = SDRAM_START; ___SDRAM = SDRAM_START;
___SDRAM_SIZE = SDRAM_SIZE; ___SDRAM_SIZE = SDRAM_SIZE;
_SDRAM_VECTOR_TABLE = ___SDRAM; _SDRAM_VECTOR_TABLE = ___SDRAM;
/* ST-RAM */ /* ST-RAM */
__STRAM = ___SDRAM; __STRAM = ___SDRAM;
__STRAM_END = __TOS; __STRAM_END = __TOS;
@@ -173,7 +173,7 @@ SECTIONS
/* FastRAM */ /* FastRAM */
__FASTRAM = 0x10000000; __FASTRAM = 0x10000000;
__TARGET_ADDRESS = TARGET_ADDRESS; __TARGET_ADDRESS = TARGET_ADDRESS;
#if TARGET_ADDRESS == BOOTFLASH_BASE_ADDRESS #if TARGET_ADDRESS == BOOTFLASH_BASE_ADDRESS
__FASTRAM_END = __BAS_IN_RAM; __FASTRAM_END = __BAS_IN_RAM;
#else #else
@@ -183,7 +183,7 @@ SECTIONS
/* Init CS0 (BootFLASH @ E000_0000 - E07F_FFFF 8Mbytes) */ /* Init CS0 (BootFLASH @ E000_0000 - E07F_FFFF 8Mbytes) */
___BOOT_FLASH = BOOTFLASH_BASE_ADDRESS; ___BOOT_FLASH = BOOTFLASH_BASE_ADDRESS;
___BOOT_FLASH_SIZE = BOOTFLASH_SIZE; ___BOOT_FLASH_SIZE = BOOTFLASH_SIZE;
#if TARGET_ADDRESS == BOOTFLASH_BASE_ADDRESS #if TARGET_ADDRESS == BOOTFLASH_BASE_ADDRESS
/* BaS */ /* BaS */
@@ -203,35 +203,40 @@ SECTIONS
__EMUTOS_SIZE = 0x00100000; __EMUTOS_SIZE = 0x00100000;
/* where FPGA data lives in flash */ /* where FPGA data lives in flash */
__FPGA_FLASH_DATA = 0xe0700000; __FPGA_CONFIG = 0xe0700000;
__FPGA_FLASH_DATA_SIZE = 0x100000; __FPGA_CONFIG_SIZE = 0x100000;
/* VIDEO RAM BASIS */ /* VIDEO RAM BASIS */
__VRAM = 0x60000000; __VRAM = 0x60000000;
/* Memory mapped registers */ /* Memory mapped registers */
__MBAR = 0xFF000000; __MBAR = 0xFF000000;
/* 32KB on-chip System SRAM */ /* 32KB on-chip System SRAM */
__SYS_SRAM = __MBAR + 0x10000; __SYS_SRAM = __MBAR + 0x10000;
__SYS_SRAM_SIZE = 0x00008000; __SYS_SRAM_SIZE = 0x00008000;
/* MMU memory mapped registers */ /* MMU memory mapped registers */
__MMUBAR = 0xFF040000; __MMUBAR = 0xFF040000;
/* /*
* 4KB on-chip Core SRAM0: -> exception table * 4KB on-chip Core SRAM0: -> exception table
*/ */
__RAMBAR0 = 0xFF100000; __RAMBAR0 = 0xFF100000;
__RAMBAR0_SIZE = 0x00001000; __RAMBAR0_SIZE = 0x00001000;
/* 4KB on-chip Core SRAM1 */ /* 4KB on-chip Core SRAM1 */
__RAMBAR1 = 0xFF101000; __RAMBAR1 = 0xFF101000;
__RAMBAR1_SIZE = 0x00001000; __RAMBAR1_SIZE = 0x00001000;
__SUP_SP = __RAMBAR0 + __RAMBAR0_SIZE - 4; __SUP_SP = __RAMBAR1 + __RAMBAR1_SIZE - 4;
/*
* this flag (if 1) indicates that FPGA configuration has been loaded through JTAG
* and shouldn't be overwritten on boot
*/
__FPGA_JTAG_LOADED = __RAMBAR1;
/* system variables */ /* system variables */
/* RAMBAR0 0 to 0x7FF -> exception vectors */ /* RAMBAR0 0 to 0x7FF -> exception vectors */
_rt_mod = __RAMBAR0 + 0x800; _rt_mod = __RAMBAR0 + 0x800;
_rt_ssp = __RAMBAR0 + 0x804; _rt_ssp = __RAMBAR0 + 0x804;

34
BaS_gcc/dma/dma.c
View File

@@ -39,7 +39,7 @@
#error "unknown machine!" #error "unknown machine!"
#endif /* MACHINE_FIREBEE */ #endif /* MACHINE_FIREBEE */
#define DBG_DMA // #define DBG_DMA
#ifdef DBG_DMA #ifdef DBG_DMA
#define dbg(format, arg...) do { xprintf("DEBUG: " format, ##arg); } while (0) #define dbg(format, arg...) do { xprintf("DEBUG: " format, ##arg); } while (0)
#else #else
@@ -58,13 +58,13 @@ struct dma_channel
static char used_reqs[32] = static char used_reqs[32] =
{ {
DMA_ALWAYS, DMA_DSPI_RXFIFO, DMA_DSPI_TXFIFO, DMA_DREQ0, DMA_ALWAYS, DMA_DSPI_RXFIFO, DMA_DSPI_TXFIFO, DMA_DREQ0,
DMA_PSC0_RX, DMA_PSC0_TX, DMA_USB_EP0, DMA_USB_EP1, DMA_PSC0_RX, DMA_PSC0_TX, DMA_USB_EP0, DMA_USB_EP1,
DMA_USB_EP2, DMA_USB_EP3, DMA_PCI_TX, DMA_PCI_RX, DMA_USB_EP2, DMA_USB_EP3, DMA_PCI_TX, DMA_PCI_RX,
DMA_PSC1_RX, DMA_PSC1_TX, DMA_I2C_RX, DMA_I2C_TX, DMA_PSC1_RX, DMA_PSC1_TX, DMA_I2C_RX, DMA_I2C_TX,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0 0, 0, 0, 0
}; };
static struct dma_channel dma_channel[NCHANNELS] = static struct dma_channel dma_channel[NCHANNELS] =
@@ -225,7 +225,7 @@ int dma_set_initiator(int initiator)
else /* No empty slots */ else /* No empty slots */
{ {
dbg("%s: no free slot\r\n", __FUNCTION__); dbg("%s: no free slot\r\n", __FUNCTION__);
return 1; return 1;
} }
break; break;
@@ -530,7 +530,7 @@ int dma_get_channel(int requestor)
} }
/* /*
* Remove the channel being initiated by the given requestor from * Remove the channel being initiated by the given requestor from
* the active list * the active list
* *
* Parameters: * Parameters:
@@ -551,8 +551,8 @@ void dma_free_channel(int requestor)
} }
} }
/* /*
* This is the catch-all interrupt handler for the mult-channel DMA * This is the catch-all interrupt handler for the mult-channel DMA
*/ */
int dma_interrupt_handler(void *arg1, void *arg2) int dma_interrupt_handler(void *arg1, void *arg2)
{ {
@@ -560,8 +560,8 @@ int dma_interrupt_handler(void *arg1, void *arg2)
(void) set_ipl(7); (void) set_ipl(7);
/* /*
* Determine which interrupt(s) triggered by AND'ing the * Determine which interrupt(s) triggered by AND'ing the
* pending interrupts with those that aren't masked. * pending interrupts with those that aren't masked.
*/ */
interrupts = MCF_DMA_DIPR & ~MCF_DMA_DIMR; interrupts = MCF_DMA_DIPR & ~MCF_DMA_DIMR;
@@ -598,9 +598,9 @@ void *dma_memcpy(void *dst, void *src, size_t n)
int ret; int ret;
#ifdef DBG_DMA #ifdef DBG_DMA
int32_t time; int32_t time;
int32_t start; int32_t start;
int32_t end; int32_t end;
start = MCF_SLT0_SCNT; start = MCF_SLT0_SCNT;
#endif /* DBG_DMA */ #endif /* DBG_DMA */

89
BaS_gcc/flash_scripts/flash_firebee_bas.bdm
View File

@@ -1,4 +1,4 @@
#!/usr/local/bin/bdmctrl #!/usr/local/bin/bdmctrl -D2
# #
# firebee board initialization for bdmctrl # firebee board initialization for bdmctrl
# #
@@ -21,32 +21,32 @@ write 0xFF000508 0x00001180 4
write 0xFF000504 0x007F0001 4 write 0xFF000504 0x007F0001 4
# SDRAM Initialization @ 0000_0000 - 1FFF_FFFF 512Mbytes # SDRAM Initialization @ 0000_0000 - 1FFF_FFFF 512Mbytes
write 0xFF000004 0x000002AA 4 # SDRAMDS configuration #write 0xFF000004 0x000002AA 4 # SDRAMDS configuration
write 0xFF000020 0x0000001A 4 # SDRAM CS0 configuration (128Mbytes 0000_0000 - 07FF_FFFF) #write 0xFF000020 0x0000001A 4 # SDRAM CS0 configuration (128Mbytes 0000_0000 - 07FF_FFFF)
write 0xFF000024 0x0800001A 4 # SDRAM CS1 configuration (128Mbytes 0800_0000 - 0FFF_FFFF) #write 0xFF000024 0x0800001A 4 # SDRAM CS1 configuration (128Mbytes 0800_0000 - 0FFF_FFFF)
write 0xFF000028 0x1000001A 4 # SDRAM CS2 configuration (128Mbytes 1000_0000 - 17FF_FFFF) #write 0xFF000028 0x1000001A 4 # SDRAM CS2 configuration (128Mbytes 1000_0000 - 17FF_FFFF)
write 0xFF00002C 0x1800001A 4 # SDRAM CS3 configuration (128Mbytes 1800_0000 - 1FFF_FFFF) #write 0xFF00002C 0x1800001A 4 # SDRAM CS3 configuration (128Mbytes 1800_0000 - 1FFF_FFFF)
write 0xFF000108 0x73622830 4 # SDCFG1 #write 0xFF000108 0x73622830 4 # SDCFG1
write 0xFF00010C 0x46770000 4 # SDCFG2 #write 0xFF00010C 0x46770000 4 # SDCFG2
write 0xFF000104 0xE10D0002 4 # SDCR + IPALL #write 0xFF000104 0xE10D0002 4 # SDCR + IPALL
write 0xFF000100 0x40010000 4 # SDMR (write to LEMR) #write 0xFF000100 0x40010000 4 # SDMR (write to LEMR)
write 0xFF000100 0x048D0000 4 # SDMR (write to LMR) #write 0xFF000100 0x048D0000 4 # SDMR (write to LMR)
sleep 100 #sleep 100
write 0xFF000104 0xE10D0002 4 # SDCR + IPALL #write 0xFF000104 0xE10D0002 4 # SDCR + IPALL
write 0xFF000104 0xE10D0004 4 # SDCR + IREF (first refresh) #write 0xFF000104 0xE10D0004 4 # SDCR + IREF (first refresh)
write 0xFF000104 0xE10D0004 4 # SDCR + IREF (first refresh) #write 0xFF000104 0xE10D0004 4 # SDCR + IREF (first refresh)
write 0xFF000100 0x008D0000 4 # SDMR (write to LMR) #write 0xFF000100 0x008D0000 4 # SDMR (write to LMR)
write 0xFF000104 0x710D0F00 4 # SDCR (lock SDMR and enable refresh) #write 0xFF000104 0x710D0F00 4 # SDCR (lock SDMR and enable refresh)
sleep 10 #sleep 10
# use system sdram as flashlib scratch area. # use system sdram as flashlib scratch area.
# TODO: plugin flashing seems to work o.k. now for smaller binaries, while it doesn't for larger ones (EmuTOS) yet. # TODO: plugin flashing seems to work o.k. now for smaller binaries, while it doesn't for larger ones (EmuTOS) yet.
# This seems to be related to large flash buffers and PC-relative adressing of the plugin # This seems to be related to large flash buffers and PC-relative adressing of the plugin
flash-plugin 0x1000 0xf000 flash29.plugin #flash-plugin 0x1000 0xf000 flash29-5475.plugin
# notify flashlib that we have flash at address 0xE0000000, length 0x7FFFFF, plugin is flash29 # notify flashlib that we have flash at address 0xE0000000, length 0x7FFFFF, plugin is flash29
flash 0xE0000000 flash 0xe0000000
# Erase flash from 0xE0000000 to 0xE00FFFFF (reserved space for BaS) # Erase flash from 0xE0000000 to 0xE00FFFFF (reserved space for BaS)
# #
@@ -55,17 +55,44 @@ flash 0xE0000000
# #
# contrary to documentation, it seems we need to erase-wait after each sector # contrary to documentation, it seems we need to erase-wait after each sector
erase 0xE0000000 0 erase 0xe0000000 0
erase 0xE0000000 1 erase-wait 0xe0000000
erase 0xE0000000 2 erase 0xe0000000 0x1000
erase 0xE0000000 3 erase-wait 0xe0000000
erase 0xE0000000 4 erase 0xe0000000 0x2000
erase 0xE0000000 5 erase-wait 0xe0000000
erase 0xE0000000 7 erase 0xe0000000 0x3000
erase 0xE0000000 8 erase-wait 0xe0000000
erase 0xE0000000 9 erase 0xe0000000 0x4000
erase 0xE0000000 10 erase-wait 0xe0000000
erase-wait 0xE0000000 erase 0xe0000000 0x5000
erase-wait 0xe0000000
erase 0xe0000000 0x6000
erase-wait 0xe0000000
erase 0xe0000000 0x7000
erase-wait 0xe0000000
erase 0xe0000000 0x8000
erase-wait 0xe0000000
erase 0xe0000000 0x10000
erase-wait 0xe0000000
erase 0xe0000000 0x18000
erase-wait 0xe0000000
erase 0xe0000000 0x20000
erase-wait 0xe0000000
erase 0xe0000000 0x28000
erase-wait 0xe0000000
erase 0xe0000000 0x30000
erase-wait 0xe0000000
erase 0xe0000000 0x38000
erase-wait 0xe0000000
erase 0xe0000000 0x40000
erase-wait 0xe0000000
erase 0xe0000000 0x48000
erase-wait 0xe0000000
erase 0xe0000000 0x50000
erase-wait 0xe0000000
erase 0xe0000000 0x58000
erase-wait 0xe0000000
load -v ../firebee/bas.elf load -v ../firebee/bas.elf
wait wait

192
BaS_gcc/net/fec.c
View File

@@ -32,7 +32,7 @@
#error Unknown machine! #error Unknown machine!
#endif #endif
#define DBG_FEC // #define DBG_FEC
#ifdef DBG_FEC #ifdef DBG_FEC
#define dbg(format, arg...) do { xprintf("DEBUG: %s(): " format, __FUNCTION__, ##arg); } while (0) #define dbg(format, arg...) do { xprintf("DEBUG: %s(): " format, __FUNCTION__, ##arg); } while (0)
#else #else
@@ -237,33 +237,33 @@ void fec_log_init(uint8_t ch)
*/ */
void fec_log_dump(uint8_t ch) void fec_log_dump(uint8_t ch)
{ {
dbg("\r\n FEC%d Log\r\n", __FUNCTION__, ch); dbg("\r\n FEC%d Log\r\n", __FUNCTION__, ch);
dbg(" ---------------\r\n", __FUNCTION__); dbg(" ---------------\r\n", __FUNCTION__);
dbg(" Total: %4d\r\n", fec_log[ch].total); dbg(" Total: %4d\r\n", fec_log[ch].total);
dbg(" hberr: %4d\r\n", fec_log[ch].hberr); dbg(" hberr: %4d\r\n", fec_log[ch].hberr);
dbg(" babr: %4d\r\n", fec_log[ch].babr); dbg(" babr: %4d\r\n", fec_log[ch].babr);
dbg(" babt: %4d\r\n", fec_log[ch].babt); dbg(" babt: %4d\r\n", fec_log[ch].babt);
dbg(" gra: %4d\r\n", fec_log[ch].gra); dbg(" gra: %4d\r\n", fec_log[ch].gra);
dbg(" txf: %4d\r\n", fec_log[ch].txf); dbg(" txf: %4d\r\n", fec_log[ch].txf);
dbg(" mii: %4d\r\n", fec_log[ch].mii); dbg(" mii: %4d\r\n", fec_log[ch].mii);
dbg(" lc: %4d\r\n", fec_log[ch].lc); dbg(" lc: %4d\r\n", fec_log[ch].lc);
dbg(" rl: %4d\r\n", fec_log[ch].rl); dbg(" rl: %4d\r\n", fec_log[ch].rl);
dbg(" xfun: %4d\r\n", fec_log[ch].xfun); dbg(" xfun: %4d\r\n", fec_log[ch].xfun);
dbg(" xferr: %4d\r\n", fec_log[ch].xferr); dbg(" xferr: %4d\r\n", fec_log[ch].xferr);
dbg(" rferr: %4d\r\n", fec_log[ch].rferr); dbg(" rferr: %4d\r\n", fec_log[ch].rferr);
dbg(" dtxf: %4d\r\n", fec_log[ch].dtxf); dbg(" dtxf: %4d\r\n", fec_log[ch].dtxf);
dbg(" drxf: %4d\r\n", fec_log[ch].drxf); dbg(" drxf: %4d\r\n", fec_log[ch].drxf);
dbg(" \r\nRFSW:\r\n"); dbg(" \r\nRFSW:\r\n");
dbg(" inv: %4d\r\n", fec_log[ch].rfsw_inv); dbg(" inv: %4d\r\n", fec_log[ch].rfsw_inv);
dbg(" m: %4d\r\n", fec_log[ch].rfsw_m); dbg(" m: %4d\r\n", fec_log[ch].rfsw_m);
dbg(" bc: %4d\r\n", fec_log[ch].rfsw_bc); dbg(" bc: %4d\r\n", fec_log[ch].rfsw_bc);
dbg(" mc: %4d\r\n", fec_log[ch].rfsw_mc); dbg(" mc: %4d\r\n", fec_log[ch].rfsw_mc);
dbg(" lg: %4d\r\n", fec_log[ch].rfsw_lg); dbg(" lg: %4d\r\n", fec_log[ch].rfsw_lg);
dbg(" no: %4d\r\n", fec_log[ch].rfsw_no); dbg(" no: %4d\r\n", fec_log[ch].rfsw_no);
dbg(" cr: %4d\r\n", fec_log[ch].rfsw_cr); dbg(" cr: %4d\r\n", fec_log[ch].rfsw_cr);
dbg(" ov: %4d\r\n", fec_log[ch].rfsw_ov); dbg(" ov: %4d\r\n", fec_log[ch].rfsw_ov);
dbg(" tr: %4d\r\n", fec_log[ch].rfsw_tr); dbg(" tr: %4d\r\n", fec_log[ch].rfsw_tr);
dbg(" ---------------\r\n\r\n"); dbg(" ---------------\r\n\r\n");
} }
/* /*
@@ -544,13 +544,13 @@ void fec_rx_start(uint8_t ch, int8_t *rxbd)
* Make the initiator assignment * Make the initiator assignment
*/ */
res = dma_set_initiator(DMA_FEC_RX(ch)); res = dma_set_initiator(DMA_FEC_RX(ch));
dbg("dma_set_initiator(DMA_FEC_RX(%d)): %d\r\n", ch, res); dbg("dma_set_initiator(DMA_FEC_RX(%d)): %d\r\n", ch, res);
/* /*
* Grab the initiator number * Grab the initiator number
*/ */
initiator = dma_get_initiator(DMA_FEC_RX(ch)); initiator = dma_get_initiator(DMA_FEC_RX(ch));
dbg("dma_get_initiator(DMA_FEC_RX(%d)) = %d\r\n", ch, initiator); dbg("dma_get_initiator(DMA_FEC_RX(%d)) = %d\r\n", ch, initiator);
/* /*
* Determine the DMA channel running the task for the * Determine the DMA channel running the task for the
@@ -558,7 +558,7 @@ void fec_rx_start(uint8_t ch, int8_t *rxbd)
*/ */
channel = dma_set_channel(DMA_FEC_RX(ch), channel = dma_set_channel(DMA_FEC_RX(ch),
(ch == 0) ? fec0_rx_frame : fec1_rx_frame); (ch == 0) ? fec0_rx_frame : fec1_rx_frame);
dbg("DMA channel for FEC%1d: %d\r\n", ch, channel); dbg("DMA channel for FEC%1d: %d\r\n", ch, channel);
/* /*
* Start the Rx DMA task * Start the Rx DMA task
@@ -572,18 +572,18 @@ void fec_rx_start(uint8_t ch, int8_t *rxbd)
0, 0,
initiator, initiator,
FECRX_DMA_PRI(ch), FECRX_DMA_PRI(ch),
0 0
| MCD_FECRX_DMA | MCD_FECRX_DMA
| MCD_INTERRUPT | MCD_INTERRUPT
| MCD_TT_FLAGS_CW | MCD_TT_FLAGS_CW
| MCD_TT_FLAGS_RL | MCD_TT_FLAGS_RL
| MCD_TT_FLAGS_SP | MCD_TT_FLAGS_SP
, ,
0 0
| MCD_NO_CSUM | MCD_NO_CSUM
| MCD_NO_BYTE_SWAP | MCD_NO_BYTE_SWAP
); );
dbg("Rx DMA task for FEC%1d started\r\n", ch); dbg("Rx DMA task for FEC%1d started\r\n", ch);
} }
/* /*
@@ -607,13 +607,13 @@ void fec_rx_continue(uint8_t ch)
*/ */
channel = dma_get_channel(DMA_FEC_RX(ch)); channel = dma_get_channel(DMA_FEC_RX(ch));
dbg("RX DMA channel for FEC%1d is %d\r\n", ch, channel); dbg("RX DMA channel for FEC%1d is %d\r\n", ch, channel);
/* /*
* Continue/restart the DMA task * Continue/restart the DMA task
*/ */
MCD_continDma(channel); MCD_continDma(channel);
dbg("RX dma on channel %d continued\r\n", channel); dbg("RX dma on channel %d continued\r\n", channel);
} }
/* /*
@@ -642,9 +642,9 @@ void fec_rx_stop (uint8_t ch)
/* Kill the FEC Rx DMA task */ /* Kill the FEC Rx DMA task */
MCD_killDma(channel); MCD_killDma(channel);
/* /*
* Free up the FEC requestor from the software maintained * Free up the FEC requestor from the software maintained
* initiator list * initiator list
*/ */
dma_free_initiator(DMA_FEC_RX(ch)); dma_free_initiator(DMA_FEC_RX(ch));
@@ -656,7 +656,7 @@ void fec_rx_stop (uint8_t ch)
} }
/* /*
* Receive Frame interrupt handler - this handler is called by the * Receive Frame interrupt handler - this handler is called by the
* DMA interrupt handler indicating that a packet was successfully * DMA interrupt handler indicating that a packet was successfully
* transferred out of the Rx FIFO. * transferred out of the Rx FIFO.
* *
@@ -671,7 +671,7 @@ void fec_rx_frame(uint8_t ch, NIF *nif)
NBUF *cur_nbuf, *new_nbuf; NBUF *cur_nbuf, *new_nbuf;
int keep; int keep;
dbg("started\r\n"); dbg("started\r\n");
while ((pRxBD = fecbd_rx_alloc(ch)) != NULL) while ((pRxBD = fecbd_rx_alloc(ch)) != NULL)
{ {
@@ -684,7 +684,7 @@ void fec_rx_frame(uint8_t ch, NIF *nif)
* - No undefined bits should be set * - No undefined bits should be set
* - The upper 5 bits of the length should be cleared * - The upper 5 bits of the length should be cleared
*/ */
if (!(pRxBD->status & RX_BD_L) || (pRxBD->status & 0x0608) if (!(pRxBD->status & RX_BD_L) || (pRxBD->status & 0x0608)
|| (pRxBD->length & 0xF800)) || (pRxBD->length & 0xF800))
{ {
keep = false; keep = false;
@@ -716,8 +716,8 @@ void fec_rx_frame(uint8_t ch, NIF *nif)
if (keep) if (keep)
{ {
/* /*
* Pull the network buffer off the Rx ring queue * Pull the network buffer off the Rx ring queue
*/ */
cur_nbuf = nbuf_remove(NBUF_RX_RING); cur_nbuf = nbuf_remove(NBUF_RX_RING);
@@ -733,7 +733,7 @@ void fec_rx_frame(uint8_t ch, NIF *nif)
new_nbuf = nbuf_alloc(); new_nbuf = nbuf_alloc();
if (new_nbuf == NULL) if (new_nbuf == NULL)
{ {
dbg("nbuf_alloc() failed\n"); dbg("nbuf_alloc() failed\n");
/* /*
* Can't allocate a new network buffer, so we * Can't allocate a new network buffer, so we
@@ -767,7 +767,7 @@ void fec_rx_frame(uint8_t ch, NIF *nif)
/* /*
* Let the DMA know that there is a new Rx BD (in case the * Let the DMA know that there is a new Rx BD (in case the
* ring was full and the DMA was waiting for an empty one) * ring was full and the DMA was waiting for an empty one)
*/ */
fec_rx_continue(ch); fec_rx_continue(ch);
@@ -778,7 +778,7 @@ void fec_rx_frame(uint8_t ch, NIF *nif)
eth_hdr = (ETH_HDR *) cur_nbuf->data; eth_hdr = (ETH_HDR *) cur_nbuf->data;
/* /*
* Pass the received packet up the network stack if the * Pass the received packet up the network stack if the
* protocol is supported in our network interface (NIF) * protocol is supported in our network interface (NIF)
*/ */
if (nif_protocol_exist(nif, eth_hdr->type)) if (nif_protocol_exist(nif, eth_hdr->type))
@@ -789,12 +789,12 @@ void fec_rx_frame(uint8_t ch, NIF *nif)
else else
{ {
nbuf_free(cur_nbuf); nbuf_free(cur_nbuf);
dbg("got unsupported packet %d, trashed it\r\n", eth_hdr->type); dbg("got unsupported packet %d, trashed it\r\n", eth_hdr->type);
} }
} }
else else
{ {
/* /*
* This frame isn't a keeper * This frame isn't a keeper
* Reset the status and length, but don't need to get another * Reset the status and length, but don't need to get another
* buffer since we are trashing the data in the current one * buffer since we are trashing the data in the current one
@@ -804,7 +804,7 @@ void fec_rx_frame(uint8_t ch, NIF *nif)
pRxBD->status |= RX_BD_E; pRxBD->status |= RX_BD_E;
/* /*
* Move the current buffer from the beginning to the end of the * Move the current buffer from the beginning to the end of the
* Rx ring queue * Rx ring queue
*/ */
cur_nbuf = nbuf_remove(NBUF_RX_RING); cur_nbuf = nbuf_remove(NBUF_RX_RING);
@@ -853,13 +853,13 @@ void fec_tx_start(uint8_t ch, int8_t *txbd)
* Make the initiator assignment * Make the initiator assignment
*/ */
res = dma_set_initiator(DMA_FEC_TX(ch)); res = dma_set_initiator(DMA_FEC_TX(ch));
dbg("dma_set_initiator(%d) = %d\r\n", ch, res); dbg("dma_set_initiator(%d) = %d\r\n", ch, res);
/* /*
* Grab the initiator number * Grab the initiator number
*/ */
initiator = dma_get_initiator(DMA_FEC_TX(ch)); initiator = dma_get_initiator(DMA_FEC_TX(ch));
dbg("dma_get_initiator(%d) = %d\r\n", ch, initiator); dbg("dma_get_initiator(%d) = %d\r\n", ch, initiator);
/* /*
@@ -868,7 +868,7 @@ void fec_tx_start(uint8_t ch, int8_t *txbd)
*/ */
channel = dma_set_channel(DMA_FEC_TX(ch), channel = dma_set_channel(DMA_FEC_TX(ch),
(ch == 0) ? fec0_tx_frame : fec1_tx_frame); (ch == 0) ? fec0_tx_frame : fec1_tx_frame);
dbg("dma_set_channel(%d, ...) = %d\r\n", ch, channel); dbg("dma_set_channel(%d, ...) = %d\r\n", ch, channel);
/* /*
* Start the Tx DMA task * Start the Tx DMA task
@@ -882,18 +882,18 @@ void fec_tx_start(uint8_t ch, int8_t *txbd)
0, 0,
initiator, initiator,
FECTX_DMA_PRI(ch), FECTX_DMA_PRI(ch),
0 0
| MCD_FECTX_DMA | MCD_FECTX_DMA
| MCD_INTERRUPT | MCD_INTERRUPT
| MCD_TT_FLAGS_CW | MCD_TT_FLAGS_CW
| MCD_TT_FLAGS_RL | MCD_TT_FLAGS_RL
| MCD_TT_FLAGS_SP | MCD_TT_FLAGS_SP
, ,
0 0
| MCD_NO_CSUM | MCD_NO_CSUM
| MCD_NO_BYTE_SWAP | MCD_NO_BYTE_SWAP
); );
dbg("DMA tx task started\r\n"); dbg("DMA tx task started\r\n");
} }
/* /*
@@ -916,13 +916,13 @@ void fec_tx_continue(uint8_t ch)
* selected FEC * selected FEC
*/ */
channel = dma_get_channel(DMA_FEC_TX(ch)); channel = dma_get_channel(DMA_FEC_TX(ch));
dbg("dma_get_channel(DMA_FEC_TX(%d)) = %d\r\n", ch, channel); dbg("dma_get_channel(DMA_FEC_TX(%d)) = %d\r\n", ch, channel);
/* /*
* Continue/restart the DMA task * Continue/restart the DMA task
*/ */
MCD_continDma(channel); MCD_continDma(channel);
dbg("DMA TX task continue\r\n"); dbg("DMA TX task continue\r\n");
} }
/* /*
@@ -969,9 +969,9 @@ void fec_tx_stop(uint8_t ch)
/* Kill the FEC Tx DMA task */ /* Kill the FEC Tx DMA task */
MCD_killDma(channel); MCD_killDma(channel);
/* /*
* Free up the FEC requestor from the software maintained * Free up the FEC requestor from the software maintained
* initiator list * initiator list
*/ */
dma_free_initiator(DMA_FEC_TX(ch)); dma_free_initiator(DMA_FEC_TX(ch));
@@ -983,7 +983,7 @@ void fec_tx_stop(uint8_t ch)
} }
/* /*
* Trasmit Frame interrupt handler - this handler is called by the * Trasmit Frame interrupt handler - this handler is called by the
* DMA interrupt handler indicating that a packet was successfully * DMA interrupt handler indicating that a packet was successfully
* transferred to the Tx FIFO. * transferred to the Tx FIFO.
* *
@@ -996,7 +996,7 @@ void fec_tx_frame(uint8_t ch)
NBUF *pNbuf; NBUF *pNbuf;
bool is_empty = true; bool is_empty = true;
dbg("\r\n"); dbg("\r\n");
while ((pTxBD = fecbd_tx_free(ch)) != NULL) while ((pTxBD = fecbd_tx_free(ch)) != NULL)
{ {
fec_log[ch].dtxf++; fec_log[ch].dtxf++;
@@ -1010,7 +1010,7 @@ void fec_tx_frame(uint8_t ch)
* Free up the network buffer that was just transmitted * Free up the network buffer that was just transmitted
*/ */
nbuf_free(pNbuf); nbuf_free(pNbuf);
dbg("free buffer %p from TX ring\r\n", pNbuf); dbg("free buffer %p from TX ring\r\n", pNbuf);
/* /*
* Re-initialize the Tx BD * Re-initialize the Tx BD
@@ -1019,9 +1019,9 @@ void fec_tx_frame(uint8_t ch)
pTxBD->length = 0; pTxBD->length = 0;
is_empty = false; is_empty = false;
} }
if (is_empty) if (is_empty)
dbg("transmit queue was empty!\r\n"); dbg("transmit queue was empty!\r\n");
} }
void fec0_tx_frame(void) void fec0_tx_frame(void)
@@ -1044,7 +1044,7 @@ void fec1_tx_frame(void)
* dst Destination MAC Address * dst Destination MAC Address
* src Source MAC Address * src Source MAC Address
* type Ethernet Frame Type * type Ethernet Frame Type
* length Number of bytes to be transmitted (doesn't include type, * length Number of bytes to be transmitted (doesn't include type,
* src, or dest byte count) * src, or dest byte count)
* pkt Pointer packet network buffer * pkt Pointer packet network buffer
* *
@@ -1059,14 +1059,14 @@ int fec_send(uint8_t ch, NIF *nif, uint8_t *dst, uint8_t *src, uint16_t type, NB
/* Check the length */ /* Check the length */
if ((nbuf->length + ETH_HDR_LEN) > ETH_MTU) if ((nbuf->length + ETH_HDR_LEN) > ETH_MTU)
{ {
dbg("nbuf->length (%d) + ETH_HDR_LEN (%d) exceeds ETH_MTU (%d)\r\n", dbg("nbuf->length (%d) + ETH_HDR_LEN (%d) exceeds ETH_MTU (%d)\r\n",
nbuf->length, ETH_HDR_LEN, ETH_MTU); nbuf->length, ETH_HDR_LEN, ETH_MTU);
return 0; return 0;
} }
/* /*
* Copy the destination address, source address, and Ethernet * Copy the destination address, source address, and Ethernet
* type into the packet * type into the packet
*/ */
memcpy(&nbuf->data[0], dst, 6); memcpy(&nbuf->data[0], dst, 6);
memcpy(&nbuf->data[6], src, 6); memcpy(&nbuf->data[6], src, 6);
@@ -1082,7 +1082,7 @@ int fec_send(uint8_t ch, NIF *nif, uint8_t *dst, uint8_t *src, uint16_t type, NB
*/ */
nbuf_add(NBUF_TX_RING, nbuf); nbuf_add(NBUF_TX_RING, nbuf);
/* /*
* Setup the buffer descriptor for transmission * Setup the buffer descriptor for transmission
*/ */
pTxBD->data = nbuf->data; pTxBD->data = nbuf->data;
@@ -1192,7 +1192,7 @@ static void fec_irq_handler(uint8_t ch)
event = eir & MCF_FEC_EIMR(ch); event = eir & MCF_FEC_EIMR(ch);
if (event != eir) if (event != eir)
dbg("pending but not enabled: 0x%08x\r\n", (event ^ eir)); dbg("pending but not enabled: 0x%08x\r\n", (event ^ eir));
/* /*
* Clear the event(s) in the EIR immediately * Clear the event(s) in the EIR immediately
@@ -1203,8 +1203,8 @@ static void fec_irq_handler(uint8_t ch)
{ {
fec_log[ch].total++; fec_log[ch].total++;
fec_log[ch].rferr++; fec_log[ch].rferr++;
dbg("RFERR\r\n"); dbg("RFERR\r\n");
dbg("FECRFSR%d = 0x%08x\r\n", ch, MCF_FEC_FECRFSR(ch)); dbg("FECRFSR%d = 0x%08x\r\n", ch, MCF_FEC_FECRFSR(ch));
//fec_eth_stop(ch); //fec_eth_stop(ch);
} }
@@ -1212,14 +1212,14 @@ static void fec_irq_handler(uint8_t ch)
{ {
fec_log[ch].total++; fec_log[ch].total++;
fec_log[ch].xferr++; fec_log[ch].xferr++;
dbg("XFERR\r\n"); dbg("XFERR\r\n");
} }
if (event & MCF_FEC_EIR_XFUN) if (event & MCF_FEC_EIR_XFUN)
{ {
fec_log[ch].total++; fec_log[ch].total++;
fec_log[ch].xfun++; fec_log[ch].xfun++;
dbg("XFUN\r\n"); dbg("XFUN\r\n");
//fec_eth_stop(ch); //fec_eth_stop(ch);
} }
@@ -1227,54 +1227,54 @@ static void fec_irq_handler(uint8_t ch)
{ {
fec_log[ch].total++; fec_log[ch].total++;
fec_log[ch].rl++; fec_log[ch].rl++;
dbg("RL\r\n"); dbg("RL\r\n");
} }
if (event & MCF_FEC_EIR_LC) if (event & MCF_FEC_EIR_LC)
{ {
fec_log[ch].total++; fec_log[ch].total++;
fec_log[ch].lc++; fec_log[ch].lc++;
dbg("LC\r\n"); dbg("LC\r\n");
} }
if (event & MCF_FEC_EIR_MII) if (event & MCF_FEC_EIR_MII)
{ {
fec_log[ch].mii++; fec_log[ch].mii++;
dbg("MII\r\n"); dbg("MII\r\n");
} }
if (event & MCF_FEC_EIR_TXF) if (event & MCF_FEC_EIR_TXF)
{ {
fec_log[ch].txf++; fec_log[ch].txf++;
dbg("TXF\r\n"); dbg("TXF\r\n");
fec_log_dump(0); fec_log_dump(0);
} }
if (event & MCF_FEC_EIR_GRA) if (event & MCF_FEC_EIR_GRA)
{ {
fec_log[ch].gra++; fec_log[ch].gra++;
dbg("GRA\r\n"); dbg("GRA\r\n");
} }
if (event & MCF_FEC_EIR_BABT) if (event & MCF_FEC_EIR_BABT)
{ {
fec_log[ch].total++; fec_log[ch].total++;
fec_log[ch].babt++; fec_log[ch].babt++;
dbg("BABT\r\n"); dbg("BABT\r\n");
} }
if (event & MCF_FEC_EIR_BABR) if (event & MCF_FEC_EIR_BABR)
{ {
fec_log[ch].total++; fec_log[ch].total++;
fec_log[ch].babr++; fec_log[ch].babr++;
dbg("BABR\r\n"); dbg("BABR\r\n");
} }
if (event & MCF_FEC_EIR_HBERR) if (event & MCF_FEC_EIR_HBERR)
{ {
fec_log[ch].total++; fec_log[ch].total++;
fec_log[ch].hberr++; fec_log[ch].hberr++;
dbg("HBERR\r\n"); dbg("HBERR\r\n");
} }
} }
@@ -1344,9 +1344,9 @@ void fec_eth_setup(uint8_t ch, uint8_t trcvr, uint8_t speed, uint8_t duplex, con
*/ */
#if defined(MACHINE_FIREBEE) #if defined(MACHINE_FIREBEE)
if (am79c874_init(0, 0, speed, duplex)) if (am79c874_init(0, 0, speed, duplex))
dbg("PHY init completed\r\n"); dbg("PHY init completed\r\n");
else else
dbg("PHY init failed\r\n"); dbg("PHY init failed\r\n");
#elif defined(MACHINE_M548X) #elif defined(MACHINE_M548X)
bcm_5222_init(0, 0, speed, duplex); bcm_5222_init(0, 0, speed, duplex);
#else #else
@@ -1399,7 +1399,7 @@ void fec_eth_stop(uint8_t ch)
*/ */
level = set_ipl(7); level = set_ipl(7);
dbg("fec %d stopped\r\n", ch); dbg("fec %d stopped\r\n", ch);
/* /*
* Gracefully disable the receiver and transmitter * Gracefully disable the receiver and transmitter
*/ */
@@ -1421,12 +1421,12 @@ void fec_eth_stop(uint8_t ch)
fec_log_dump(ch); fec_log_dump(ch);
#endif #endif
/* /*
* Flush the network buffers * Flush the network buffers
*/ */
nbuf_flush(); nbuf_flush();
/* /*
* Restore interrupt level * Restore interrupt level
*/ */
set_ipl(level); set_ipl(level);

24
BaS_gcc/sys/init_fpga.c
View File

@@ -33,10 +33,16 @@
#define FPGA_DATA0 (1 << 3) #define FPGA_DATA0 (1 << 3)
#define FPGA_CONF_DONE (1 << 5) #define FPGA_CONF_DONE (1 << 5)
extern uint8_t _FPGA_FLASH_DATA[]; extern uint8_t _FPGA_CONFIG[];
#define FPGA_FLASH_DATA &_FPGA_FLASH_DATA[0] #define FPGA_FLASH_DATA &_FPGA_CONFIG[0]
extern uint8_t _FPGA_FLASH_DATA_SIZE[]; extern uint8_t _FPGA_CONFIG_SIZE[];
#define FPGA_FLASH_DATA_SIZE ((uint32_t) &_FPGA_FLASH_DATA_SIZE[0]) #define FPGA_FLASH_DATA_SIZE ((uint32_t) &_FPGA_CONFIG_SIZE[0])
/*
* flag located in processor SRAM1 that indicates that the FPGA configuration has
* been loaded through JTAG. init_fpga() will honour this and not overwrite config.
*/
extern int32_t _FPGA_JTAG_LOADED;
void config_gpio_for_fpga_config(void) void config_gpio_for_fpga_config(void)
{ {
@@ -78,7 +84,15 @@ bool init_fpga(void)
volatile int32_t time, start, end; volatile int32_t time, start, end;
int i; int i;
xprintf("FPGA load config... "); xprintf("FPGA load config (_FPGA_JTAG_LOADED = %x)...", _FPGA_JTAG_LOADED);
if (_FPGA_JTAG_LOADED == 1)
{
xprintf("detected _FPGA_JTAG_LOADED flag. Not overwriting FPGA config.\r\n");
/* reset the flag so that next boot will load config again from flash */
_FPGA_JTAG_LOADED = 0;
return true;
}
start = MCF_SLT0_SCNT; start = MCF_SLT0_SCNT;
config_gpio_for_fpga_config(); config_gpio_for_fpga_config();