Mercurial > ecos
changeset 948:83ca3aef4a92
Adjust configuration for MPC852T platforms
| author | gthomas |
|---|---|
| date | Wed, 16 Apr 2003 16:04:21 +0000 |
| parents | cf8d8ca2ed1d |
| children | 23fdb1c9f07a |
| files | packages/hal/powerpc/adder/current/ChangeLog packages/hal/powerpc/adder/current/src/hal_aux.c packages/hal/powerpc/mpc8xx/current/ChangeLog packages/hal/powerpc/mpc8xx/current/src/var_misc.c |
| diffstat | 4 files changed, 34 insertions(+), 0 deletions(-) [+] |
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--- a/packages/hal/powerpc/adder/current/ChangeLog +++ b/packages/hal/powerpc/adder/current/ChangeLog @@ -1,3 +1,8 @@ +2003-04-16 Gary Thomas <gary@mlbassoc.com> + + * src/hal_aux.c (hal_platform_init): Set up GPIO bits according + to platform type. + 2003-03-31 Gary Thomas <gary@mlbassoc.com> * cdl/hal_powerpc_adder.cdl: Enable use of SCC3 on AdderII.
--- a/packages/hal/powerpc/adder/current/src/hal_aux.c +++ b/packages/hal/powerpc/adder/current/src/hal_aux.c @@ -86,9 +86,17 @@ hal_platform_init(void) eppc->cpmi_cicr &= ~0xFF0000; // Routing bits eppc->cpmi_cicr |= 0x240000; // SCC2, SCC3 on "normal" bit positions +#if defined(CYGHWR_HAL_POWERPC_ADDER_I) eppc->pip_pbpar &= ~0x0000400E; // PB29..30 AS GPIO eppc->pip_pbdir |= 0x0000400E; eppc->pip_pbdat = 0x00004000; +#endif + +#if defined(CYGHWR_HAL_POWERPC_ADDER_II) + eppc->pip_pbpar &= ~0x00000007; // PB29..31 AS GPIO for LEDS + eppc->pip_pbdir |= 0x00000007; + eppc->pip_pbdat |= 0x00000007; +#endif hal_if_init();
--- a/packages/hal/powerpc/mpc8xx/current/ChangeLog +++ b/packages/hal/powerpc/mpc8xx/current/ChangeLog @@ -1,3 +1,7 @@ +2003-04-16 Gary Thomas <gary@mlbassoc.com> + + * src/var_misc.c (hal_variant_init): Errata setup for MPC852T + 2003-03-23 Gary Thomas <gary@mlbassoc.com> * src/var_intr.c:
--- a/packages/hal/powerpc/mpc8xx/current/src/var_misc.c +++ b/packages/hal/powerpc/mpc8xx/current/src/var_misc.c @@ -56,6 +56,7 @@ #define CYGARC_HAL_COMMON_EXPORT_CPU_MACROS #include <cyg/hal/ppc_regs.h> +#include <cyg/hal/quicc/ppc8xx.h> #include <cyg/infra/cyg_type.h> // types #include <cyg/infra/diag.h> // diag_printf @@ -65,6 +66,9 @@ void hal_variant_init(void) { +#if defined(CYGHWR_HAL_POWERPC_MPC8XX_852T) + volatile EPPC *eppc = (volatile EPPC *)eppc_base(); +#endif // Disable serialization { cyg_uint32 ictrl; @@ -73,6 +77,19 @@ hal_variant_init(void) CYGARC_MTSPR (ICTRL, ictrl); } +#if defined(CYGHWR_HAL_POWERPC_MPC8XX_852T) + // Special settings - according to manual errata + eppc->pio_papar &= ~0xffffffff; // PA manatory settings + eppc->pio_padir |= 0xffffffff; + + eppc->pip_pbpar &= ~0x0003ff07; // PB29..31 AS GPIO + eppc->pip_pbdir |= 0x0003ff07; + eppc->pip_pbdat = 0x00010007; + + eppc->pio_pcpar &= ~0xffffffff; // PC manatory settings + eppc->pio_pcdir |= 0xffffffff; +#endif + #ifndef CYGSEM_HAL_USE_ROM_MONITOR // Reset CPM _mpc8xx_reset_cpm();