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fixed comments

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This commit is contained in:
Markus Fröschle
2013-11-15 07:55:23 +00:00
parent b7d60e168c
commit ccf7724956
2 changed files with 9 additions and 4 deletions
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7
BaS_gcc/sources/pci.c
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@@ -749,6 +749,7 @@ void init_pci(void)
| MCF_PCIARB_PACR_INTMINTEN /* enable "internal master broken" interrupt */
| MCF_PCIARB_PACR_EXTMINTEN(0x1F); /* enable "external master broken" interrupt */
#ifdef _NOT_USED_ /* since this is already done in sysinit.c */
#if MACHINE_FIREBEE
//MCF_PAD_PAR_PCIBG = 0x3f; // FIXME: MiNT initialization hangs if this is enabled ???
//MCF_PAD_PAR_PCIBR = 0x3f;
@@ -756,6 +757,7 @@ void init_pci(void)
MCF_PAD_PAR_PCIBG = 0x3ff; /* enable all PCI bus grant and bus requests on the LITE board */
MCF_PAD_PAR_PCIBR = 0x3ff;
#endif /* MACHINE_FIREBEE */
#endif /* _NOT_USED_ */
MCF_PCI_PCISCR = MCF_PCI_PCISCR_M | /* memory access control enabled */
MCF_PCI_PCISCR_B | /* bus master enabled */
@@ -796,7 +798,10 @@ void init_pci(void)
MCF_PCI_PCIIWCR_WINCTRL0_E |
MCF_PCI_PCIIWCR_WINCTRL1_E;
/* initialize target control register */
/*
* Initialize target control register.
* Used when an external bus master accesses the Coldfire PCI as target
*/
MCF_PCI_PCIBAR0 = 0x40000000; /* 256 kB window */
MCF_PCI_PCITBATR0 = (uint32_t) &_MBAR[0] | MCF_PCI_PCITBATR0_EN; /* target base address translation register 0 */
MCF_PCI_PCIBAR1 = 0; /* 1GB window */