From 0841c07eb66ee37e0c91a2f824209f9b5aa50d32 Mon Sep 17 00:00:00 2001 From: Sebastian Huber Date: Tue, 2 Apr 2013 15:58:40 +0200 Subject: bsp/gen5200: Elaborate option help message --- c/src/lib/libbsp/powerpc/gen5200/configure.ac | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) diff --git a/c/src/lib/libbsp/powerpc/gen5200/configure.ac b/c/src/lib/libbsp/powerpc/gen5200/configure.ac index c5be121fdc..8cb1d0f11e 100644 --- a/c/src/lib/libbsp/powerpc/gen5200/configure.ac +++ b/c/src/lib/libbsp/powerpc/gen5200/configure.ac @@ -54,11 +54,15 @@ RTEMS_BSPOPTS_SET([BSP_GPIOPCR_INITMASK],[*],[0x330F0F77]) RTEMS_BSPOPTS_SET([BSP_GPIOPCR_INITVAL],[*],[0x01050444]) RTEMS_BSPOPTS_HELP([BSP_GPIOPCR_INITMASK], -[defines the bits modified in the MPC5200 GPIOPCR register during init. - Must match the hardware requirements]) +[Defines the bits cleared in the MPC5200 GPIOPCR register during +initialization. Must match the hardware requirements. Must be consistent with +BSP_GPIOPCR_INITVAL. The bits are cleared via BSP_GPIOPCR_INITMASK and then +set via BSP_GPIOPCR_INITVAL.]) RTEMS_BSPOPTS_HELP([BSP_GPIOPCR_INITVAL], -[defines the bit values written in the MPC5200 GPIOPCR register during init. - Must match the hardware requirements]) +[Defines the bit set in the MPC5200 GPIOPCR register during initialization. +Must match the hardware requirements. Must be consistent with +BSP_GPIOPCR_INITMASK. The bits are cleared via BSP_GPIOPCR_INITMASK and then +set via BSP_GPIOPCR_INITVAL.]) ## on ze30, we have PSC1/4/5/6 ... RTEMS_BSPOPTS_SET([BSP_UART_AVAIL_MASK],[pm520_ze30],[0x39]) -- cgit v1.2.3