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arm:switch to dynamic configuration for the kernel.

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During startup machine.board_id is now determined. The kernel can now
at runtime determine how to configure itself and does so.

Change-Id: I4f615af9bfa5add219e618b911a51af127591d6a
This commit is contained in:
Kees Jongenburger
2013-12-13 14:12:50 +01:00
parent 3a2fb1ae8c
commit aa94c9ed55
14 changed files with 210 additions and 189 deletions
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2
include/arch/earm/include/memory.h
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@@ -3,10 +3,8 @@
#ifndef _ARM_MEMORY_H
#define _ARM_MEMORY_H
#if defined(DM37XX) || defined(AM335X)
/* omap */
#define PHYS_MEM_BEGIN 0x80000000
#define PHYS_MEM_END 0xbfffffff
#endif /* defined(DM37XX) || defined(AM335X) */
#endif /* _ARM_MEMORY_H */

15
include/minix/padconf.h
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@@ -5,15 +5,12 @@
* The base must be page aligned, so we round down and the kernel adds the
* offset. The size must be a multiple of ARM_PAGE_SIZE, so we round up to 4KB.
*/
#ifdef AM335X
#define PADCONF_REGISTERS_BASE 0x44E10000
#define PADCONF_REGISTERS_OFFSET 0x0000
#define PADCONF_REGISTERS_SIZE 0x1000 /* OFFSET + highest reg, rounded up */
#elif DM37XX
#define PADCONF_REGISTERS_BASE 0x48002000
#define PADCONF_REGISTERS_OFFSET 0x0030
#define PADCONF_REGISTERS_SIZE 0x1000 /* OFFSET + highest reg, rounded up */
#endif
#define PADCONF_AM335X_REGISTERS_BASE 0x44E10000
#define PADCONF_AM335X_REGISTERS_OFFSET 0x0000
#define PADCONF_AM335X_REGISTERS_SIZE 0x1000 /* OFFSET + highest reg, rounded up */
#define PADCONF_DM37XX_REGISTERS_BASE 0x48002000
#define PADCONF_DM37XX_REGISTERS_OFFSET 0x0030
#define PADCONF_DM37XX_REGISTERS_SIZE 0x1000 /* OFFSET + highest reg, rounded up */
#define PADCONF_MUXMODE(X) (X & 0x7) /* mode 1 til 7 [2:0] */
#define PADCONF_PULL_MODE(X) ((X & 0x3) << 3) /* 2 bits[4:3] */