diff options
Diffstat (limited to 'hw/pxa.h')
| -rw-r--r-- | hw/pxa.h | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/hw/pxa.h b/hw/pxa.h new file mode 100644 index 0000000..8a4ffa8 --- /dev/null +++ b/hw/pxa.h @@ -0,0 +1,176 @@ +/* + * Intel XScale PXA255/270 processor support. + * + * Copyright (c) 2006 Openedhand Ltd. + * Written by Andrzej Zaborowski <balrog@zabor.org> + * + * This code is licenced under the GPL. + */ +#ifndef PXA_H +# define PXA_H "pxa.h" + +/* Interrupt numbers */ +# define PXA2XX_PIC_SSP3 0 +# define PXA2XX_PIC_USBH2 2 +# define PXA2XX_PIC_USBH1 3 +# define PXA2XX_PIC_PWRI2C 6 +# define PXA25X_PIC_HWUART 7 +# define PXA27X_PIC_OST_4_11 7 +# define PXA2XX_PIC_GPIO_0 8 +# define PXA2XX_PIC_GPIO_1 9 +# define PXA2XX_PIC_GPIO_X 10 +# define PXA2XX_PIC_I2S 13 +# define PXA26X_PIC_ASSP 15 +# define PXA25X_PIC_NSSP 16 +# define PXA27X_PIC_SSP2 16 +# define PXA2XX_PIC_LCD 17 +# define PXA2XX_PIC_I2C 18 +# define PXA2XX_PIC_ICP 19 +# define PXA2XX_PIC_STUART 20 +# define PXA2XX_PIC_BTUART 21 +# define PXA2XX_PIC_FFUART 22 +# define PXA2XX_PIC_MMC 23 +# define PXA2XX_PIC_SSP 24 +# define PXA2XX_PIC_DMA 25 +# define PXA2XX_PIC_OST_0 26 +# define PXA2XX_PIC_RTC1HZ 30 +# define PXA2XX_PIC_RTCALARM 31 + +/* DMA requests */ +# define PXA2XX_RX_RQ_I2S 2 +# define PXA2XX_TX_RQ_I2S 3 +# define PXA2XX_RX_RQ_BTUART 4 +# define PXA2XX_TX_RQ_BTUART 5 +# define PXA2XX_RX_RQ_FFUART 6 +# define PXA2XX_TX_RQ_FFUART 7 +# define PXA2XX_RX_RQ_SSP1 13 +# define PXA2XX_TX_RQ_SSP1 14 +# define PXA2XX_RX_RQ_SSP2 15 +# define PXA2XX_TX_RQ_SSP2 16 +# define PXA2XX_RX_RQ_ICP 17 +# define PXA2XX_TX_RQ_ICP 18 +# define PXA2XX_RX_RQ_STUART 19 +# define PXA2XX_TX_RQ_STUART 20 +# define PXA2XX_RX_RQ_MMCI 21 +# define PXA2XX_TX_RQ_MMCI 22 +# define PXA2XX_USB_RQ(x) ((x) + 24) +# define PXA2XX_RX_RQ_SSP3 66 +# define PXA2XX_TX_RQ_SSP3 67 + +# define PXA2XX_RAM_BASE 0xa0000000 + +/* pxa2xx_pic.c */ +struct pxa2xx_pic_state_s; +qemu_irq *pxa2xx_pic_init(target_phys_addr_t base, CPUState *env); + +/* pxa2xx_gpio.c */ +struct pxa2xx_gpio_info_s; +struct pxa2xx_gpio_info_s *pxa2xx_gpio_init(target_phys_addr_t base, + CPUState *env, qemu_irq *pic, int lines); +void pxa2xx_gpio_set(struct pxa2xx_gpio_info_s *s, int line, int level); +void pxa2xx_gpio_handler_set(struct pxa2xx_gpio_info_s *s, int line, + gpio_handler_t handler, void *opaque); +void pxa2xx_gpio_read_notifier(struct pxa2xx_gpio_info_s *s, + void (*handler)(void *opaque), void *opaque); + +/* pxa2xx_dma.c */ +struct pxa2xx_dma_state_s; +struct pxa2xx_dma_state_s *pxa255_dma_init(target_phys_addr_t base, + qemu_irq irq); +struct pxa2xx_dma_state_s *pxa27x_dma_init(target_phys_addr_t base, + qemu_irq irq); +void pxa2xx_dma_request(struct pxa2xx_dma_state_s *s, int req_num, int on); + +/* pxa2xx.c */ +struct pxa2xx_ssp_s; +void pxa2xx_ssp_attach(struct pxa2xx_ssp_s *port, + uint32_t (*readfn)(void *opaque), + void (*writefn)(void *opaque, uint32_t value), void *opaque); + +struct pxa2xx_i2s_s; +struct pxa2xx_fir_s; + +struct pxa2xx_state_s { + CPUState *env; + qemu_irq *pic; + struct pxa2xx_dma_state_s *dma; + struct pxa2xx_gpio_info_s *gpio; + struct pxa2xx_ssp_s **ssp; + struct pxa2xx_i2s_s *i2s; + struct pxa2xx_fir_s *fir; + + /* Power management */ + target_phys_addr_t pm_base; + uint32_t pm_regs[0x40]; + + /* Clock management */ + target_phys_addr_t cm_base; + uint32_t cm_regs[4]; + uint32_t clkcfg; + + /* Memory management */ + target_phys_addr_t mm_base; + uint32_t mm_regs[0x1a]; + + /* Performance monitoring */ + uint32_t pmnc; + + /* Real-Time clock */ + target_phys_addr_t rtc_base; + uint32_t rttr; + uint32_t rtsr; + uint32_t rtar; + uint32_t rdar1; + uint32_t rdar2; + uint32_t ryar1; + uint32_t ryar2; + uint32_t swar1; + uint32_t swar2; + uint32_t piar; + uint32_t last_rcnr; + uint32_t last_rdcr; + uint32_t last_rycr; + uint32_t last_swcr; + uint32_t last_rtcpicr; + int64_t last_hz; + int64_t last_sw; + int64_t last_pi; + QEMUTimer *rtc_hz; + QEMUTimer *rtc_rdal1; + QEMUTimer *rtc_rdal2; + QEMUTimer *rtc_swal1; + QEMUTimer *rtc_swal2; + QEMUTimer *rtc_pi; +}; + +struct pxa2xx_i2s_s { + target_phys_addr_t base; + qemu_irq irq; + struct pxa2xx_dma_state_s *dma; + void (*data_req)(void *, int, int); + + uint32_t control[2]; + uint32_t status; + uint32_t mask; + uint32_t clk; + + int enable; + int rx_len; + int tx_len; + void (*codec_out)(void *, uint32_t); + uint32_t (*codec_in)(void *); + void *opaque; + + int fifo_len; + uint32_t fifo[16]; +}; + +# define PA_FMT "0x%08lx" +# define REG_FMT "0x%lx" + +struct pxa2xx_state_s *pxa270_init(DisplayState *ds, const char *revision); +struct pxa2xx_state_s *pxa255_init(DisplayState *ds); + +void pxa2xx_reset(int line, int level, void *opaque); + +#endif /* PXA_H */ |