diff options
Diffstat (limited to 'qemu/roms/u-boot/arch/blackfin/cpu/initcode.h')
| -rw-r--r-- | qemu/roms/u-boot/arch/blackfin/cpu/initcode.h | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/arch/blackfin/cpu/initcode.h b/qemu/roms/u-boot/arch/blackfin/cpu/initcode.h new file mode 100644 index 000000000..ab7fa4507 --- /dev/null +++ b/qemu/roms/u-boot/arch/blackfin/cpu/initcode.h @@ -0,0 +1,123 @@ +/* + * Code for early processor initialization + * + * Copyright (c) 2004-2011 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#ifndef __BFIN_INITCODE_H__ +#define __BFIN_INITCODE_H__ + +#include <asm/mach-common/bits/bootrom.h> + +#ifndef BFIN_IN_INITCODE +# define serial_putc(c) +#endif + +#ifndef __ADSPBF60x__ + +#ifndef CONFIG_EBIU_RSTCTL_VAL +# define CONFIG_EBIU_RSTCTL_VAL 0 /* only MDDRENABLE is useful */ +#endif +#if ((CONFIG_EBIU_RSTCTL_VAL & 0xFFFFFFC4) != 0) +# error invalid EBIU_RSTCTL value: must not set reserved bits +#endif + +#ifndef CONFIG_EBIU_MBSCTL_VAL +# define CONFIG_EBIU_MBSCTL_VAL 0 +#endif + +#if defined(CONFIG_EBIU_DDRQUE_VAL) && ((CONFIG_EBIU_DDRQUE_VAL & 0xFFFF8000) != 0) +# error invalid EBIU_DDRQUE value: must not set reserved bits +#endif + +#endif /* __ADSPBF60x__ */ + +__attribute__((always_inline)) static inline void +program_async_controller(ADI_BOOT_DATA *bs) +{ +#ifdef BFIN_IN_INITCODE + /* + * We really only need to setup the async banks early if we're + * booting out of it. Otherwise, do it later on in cpu_init. + */ + if (CONFIG_BFIN_BOOT_MODE != BFIN_BOOT_BYPASS && + CONFIG_BFIN_BOOT_MODE != BFIN_BOOT_PARA) + return; +#endif + + serial_putc('a'); + +#ifndef __ADSPBF60x__ + /* Program the async banks controller. */ +#ifdef EBIU_AMGCTL + bfin_write_EBIU_AMBCTL0(CONFIG_EBIU_AMBCTL0_VAL); + bfin_write_EBIU_AMBCTL1(CONFIG_EBIU_AMBCTL1_VAL); + bfin_write_EBIU_AMGCTL(CONFIG_EBIU_AMGCTL_VAL); +#endif + + serial_putc('b'); + + /* Not all parts have these additional MMRs. */ +#ifdef EBIU_MBSCTL + bfin_write_EBIU_MBSCTL(CONFIG_EBIU_MBSCTL_VAL); +#endif +#ifdef EBIU_MODE +# ifdef CONFIG_EBIU_MODE_VAL + bfin_write_EBIU_MODE(CONFIG_EBIU_MODE_VAL); +# endif +# ifdef CONFIG_EBIU_FCTL_VAL + bfin_write_EBIU_FCTL(CONFIG_EBIU_FCTL_VAL); +# endif +#endif + + serial_putc('c'); + +#else /* __ADSPBF60x__ */ + /* Program the static memory controller. */ +# ifdef CONFIG_SMC_GCTL_VAL + bfin_write_SMC_GCTL(CONFIG_SMC_GCTL_VAL); +# endif +# ifdef CONFIG_SMC_B0CTL_VAL + bfin_write_SMC_B0CTL(CONFIG_SMC_B0CTL_VAL); +# endif +# ifdef CONFIG_SMC_B0TIM_VAL + bfin_write_SMC_B0TIM(CONFIG_SMC_B0TIM_VAL); +# endif +# ifdef CONFIG_SMC_B0ETIM_VAL + bfin_write_SMC_B0ETIM(CONFIG_SMC_B0ETIM_VAL); +# endif +# ifdef CONFIG_SMC_B1CTL_VAL + bfin_write_SMC_B1CTL(CONFIG_SMC_B1CTL_VAL); +# endif +# ifdef CONFIG_SMC_B1TIM_VAL + bfin_write_SMC_B1TIM(CONFIG_SMC_B1TIM_VAL); +# endif +# ifdef CONFIG_SMC_B1ETIM_VAL + bfin_write_SMC_B1ETIM(CONFIG_SMC_B1ETIM_VAL); +# endif +# ifdef CONFIG_SMC_B2CTL_VAL + bfin_write_SMC_B2CTL(CONFIG_SMC_B2CTL_VAL); +# endif +# ifdef CONFIG_SMC_B2TIM_VAL + bfin_write_SMC_B2TIM(CONFIG_SMC_B2TIM_VAL); +# endif +# ifdef CONFIG_SMC_B2ETIM_VAL + bfin_write_SMC_B2ETIM(CONFIG_SMC_B2ETIM_VAL); +# endif +# ifdef CONFIG_SMC_B3CTL_VAL + bfin_write_SMC_B3CTL(CONFIG_SMC_B3CTL_VAL); +# endif +# ifdef CONFIG_SMC_B3TIM_VAL + bfin_write_SMC_B3TIM(CONFIG_SMC_B3TIM_VAL); +# endif +# ifdef CONFIG_SMC_B3ETIM_VAL + bfin_write_SMC_B3ETIM(CONFIG_SMC_B3ETIM_VAL); +# endif + +#endif /* __ADSPBF60x__ */ + serial_putc('d'); +} + +#endif |