#ifndef __GLAMO_CORE_H
#define __GLAMO_CORE_H

#include <asm/system.h>


/* for the time being, we put the on-screen framebuffer into the lowest
 * VRAM space.  This should make the code easily compatible with the various
 * 2MB/4MB/8MB variants of the Smedia chips */
#define GLAMO_OFFSET_VRAM	0x800000
#define GLAMO_OFFSET_FB	(GLAMO_OFFSET_VRAM)

/* we only allocate the minimum possible size for the framebuffer to make
 * sure we have sufficient memory for other functions of the chip */
//#define GLAMO_FB_SIZE	(640*480*4)	/* == 0x12c000 */
#define GLAMO_INTERNAL_RAM_SIZE 0x800000
#define GLAMO_MMC_BUFFER_SIZE (64 * 1024)
#define GLAMO_FB_SIZE	(GLAMO_INTERNAL_RAM_SIZE - GLAMO_MMC_BUFFER_SIZE)


struct glamo_core {
	int irq;
	int irq_works; /* 0 means PCB does not support Glamo IRQ */
	struct resource *mem;
	struct resource *mem_core;
	void __iomem *base;
	struct platform_device *pdev;
	struct glamofb_platform_data *pdata;
	u_int16_t type;
	u_int16_t revision;
	spinlock_t lock;
};

struct glamo_script {
	u_int16_t reg;
	u_int16_t val;
};

int glamo_run_script(struct glamo_core *glamo,
		     struct glamo_script *script, int len, int may_sleep);

enum glamo_engine {
	GLAMO_ENGINE_CAPTURE,
	GLAMO_ENGINE_ISP,
	GLAMO_ENGINE_JPEG,
	GLAMO_ENGINE_MPEG_ENC,
	GLAMO_ENGINE_MPEG_DEC,
	GLAMO_ENGINE_LCD,
	GLAMO_ENGINE_CMDQ,
	GLAMO_ENGINE_2D,
	GLAMO_ENGINE_3D,
	GLAMO_ENGINE_MMC,
	GLAMO_ENGINE_MICROP0,
	GLAMO_ENGINE_RISC,
	GLAMO_ENGINE_MICROP1_MPEG_ENC,
	GLAMO_ENGINE_MICROP1_MPEG_DEC,
#if 0
	GLAMO_ENGINE_H264_DEC,
	GLAMO_ENGINE_RISC1,
	GLAMO_ENGINE_SPI,
#endif
	__NUM_GLAMO_ENGINES
};

struct glamo_mci_pdata {
	struct glamo_core * pglamo;
	unsigned int	gpio_detect;
	unsigned int	gpio_wprotect;
	unsigned long	ocr_avail;
	void		(*glamo_set_mci_power)(unsigned char power_mode,
				     unsigned short vdd);
	int		(*glamo_irq_is_wired)(void);
};


static inline void glamo_reg_access_delay(void)
{
	int n;

	for (n = 0; n != 2; n++)
		nop();
}


int glamo_engine_enable(struct glamo_core *glamo, enum glamo_engine engine);
int glamo_engine_disable(struct glamo_core *glamo, enum glamo_engine engine);
void glamo_engine_reset(struct glamo_core *glamo, enum glamo_engine engine);
int glamo_engine_reclock(struct glamo_core *glamo,
			 enum glamo_engine engine, int ps);

#endif /* __GLAMO_CORE_H */