m68k/coldfire/head.S

31 	movel	#CONFIG_RAMSIZE,%d0	/* hard coded memory size */
45 	movel	MCFSIM_DMR0,%d0		/* get mask for 1st bank */
52 	movel	MCFSIM_DMR1,%d1		/* get mask for 2nd bank */
64 	movel	MCFSIM_CSOR7,%d0	/* get SDRAM address mask */
72 	movel	MCFSIM_SDCS0, %d2	/* Get SDRAM chip select 0 config */
79 	movel	MCFSIM_SDCS1, %d2	/* Get SDRAM chip select 1 config */
156 	movel	#CACHE_INIT,%d0			/* disable cache */
160 	movel	%sp,_init_sp			/* save initial stack pointer */
163 	movel	#CONFIG_MBAR+1,%d0		/* configured MBAR address */
178 	movel	#CONFIG_VECTORBASE,%a7
180 	movel	%a7,_ramvec
182 	movel	#CONFIG_RAMBASE,%a7		/* mark the base of RAM */
183 	movel	%a7,_rambase
187 	movel	%d0,_ramend			/* set end ram addr */
196 	movel	#ACR0_MODE,%d0			/* set RAM region for caching */
198 	movel	#ACR1_MODE,%d0			/* anything else to cache? */
201 	movel	#ACR2_MODE,%d0
203 	movel	#ACR3_MODE,%d0
206 	movel	#CACHE_MODE,%d0			/* enable cache */
214 	movel	#(MMUBASE+1),%d0		/* enable MMUBAR registers */
216 	movel	#MMUOR_CA,%d0			/* clear TLB entries */
217 	movel	%d0,MMUOR
218 	movel	#0,%d0				/* set ASID to 0 */
221 	movel	#MMUCR_EN,%d0			/* Enable the identity map */
222 	movel	%d0,MMUCR
225 	movel	#_vstart,%a0			/* jump to "virtual" space */
236 	movel	%a0,%a2				/* copy of bss start */
238 	movel	8(%a0),%d0			/* get size of ROMFS */
244 	movel	%a1,_ramstart			/* set start of ram */
247 	movel	-(%a0),%d0			/* copy dword */
248 	movel	%d0,-(%a1)
254 	movel	%a1,_ramstart
265 	movel	%d0,(%a0)+			/* clear each word */
280 	movel	#CPU_COLDFIRE,%d0
281 	movel	%d0,m68k_cputype		/* Mark us as a ColdFire */
282 	movel	#MMU_COLDFIRE,%d0
283 	movel	%d0,m68k_mmutype
284 	movel	#FPUTYPE,%d0
285 	movel	%d0,m68k_fputype		/* Mark FPU type */
286 	movel	#MACHINE,%d0
287 	movel	%d0,m68k_machtype		/* Mark machine type */