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This version is working again, except network. For some reason, the DMA

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interrupts don't seem to be triggered.
This commit is contained in:
Markus Fröschle
2015-01-09 20:12:03 +00:00
parent a9d62f28fb
commit cb5bd09713
13 changed files with 475 additions and 472 deletions
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23
sys/sysinit.c
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@@ -267,7 +267,8 @@ void init_serial(void)
MCF_PSC3_PSCCR = 0x05;
#endif /* MACHINE_FIREBEE */
MCF_INTC_ICR32 = 0x3F; /* PSC3 interrupt vector. Do we need it? */
MCF_INTC_ICR32 = MCF_INTC_ICR_IL(7) |
MCF_INTC_ICR_IL(4); /* PSC3 interrupt vector. Do we need it? */
xprintf("\r\nserial interfaces initialization: finished\r\n");
}
@@ -645,7 +646,7 @@ static bool i2c_transfer_finished(void)
static void wait_i2c_transfer_finished(void)
{
waitfor(10000, i2c_transfer_finished); /* wait until interrupt bit has been set */
waitfor(1000, i2c_transfer_finished); /* wait until interrupt bit has been set */
MCF_I2C_I2SR &= ~MCF_I2C_I2SR_IIF; /* clear interrupt bit (byte transfer finished */
}
@@ -660,7 +661,7 @@ static bool i2c_bus_free(void)
void dvi_on(void)
{
uint8_t receivedByte;
uint8_t dummyByte; /* only used for a dummy read */
uint8_t dummyByte; /* only used for a dummy read */
int num_tries = 0;
xprintf("DVI digital video output initialization: ");
@@ -678,11 +679,12 @@ void dvi_on(void)
/* repeat start, transmit acknowledge */
MCF_I2C_I2CR = MCF_I2C_I2CR_RSTA | MCF_I2C_I2CR_TXAK;
receivedByte = MCF_I2C_I2DR; /* read a byte */
MCF_I2C_I2SR = 0x0; /* clear status register */
MCF_I2C_I2CR = 0x0; /* disable i2c */
receivedByte = MCF_I2C_I2DR; /* read a byte */
MCF_I2C_I2SR = 0x0; /* clear status register */
MCF_I2C_I2CR = 0x0; /* clear control register */
MCF_I2C_I2ICR = MCF_I2C_I2ICR_IE; /* route i2c interrupts to cpu */
MCF_I2C_I2ICR = MCF_I2C_I2ICR_IE; /* route i2c interrupts to cpu */
/* i2c enable, master mode, transmit acknowledge */
MCF_I2C_I2CR = MCF_I2C_I2CR_IEN | MCF_I2C_I2CR_MSTA | MCF_I2C_I2CR_MTX;
@@ -1111,13 +1113,6 @@ void initialize_hardware(void)
#endif /* MACHINE_FIREBEE */
driver_mem_init();
init_pci();
video_init();
/* do not try to init USB for now on the Firebee, it hangs the machine */
#ifndef MACHINE_FIREBEE
//init_usb();
#endif
#if MACHINE_FIREBEE
init_ac97();