5c7dd7acc3
repo: https://github.com/T-head-Semi/linux commit: b1313fe517ca3703119dcc99ef3bbf75ab42bcfb Change-Id: I6cbb35294024ea3a66140e311f4bb705fd7fd626
45 lines
1.3 KiB
C
45 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* Useful PROM locations */
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#ifndef SUN3X_PROM_H
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#define SUN3X_PROM_H
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extern void (*sun3x_putchar)(int);
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extern int (*sun3x_getchar)(void);
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extern int (*sun3x_mayget)(void);
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extern int (*sun3x_mayput)(int);
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void sun3x_reboot(void);
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void sun3x_abort(void);
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void sun3x_prom_init(void);
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unsigned long sun3x_prom_ptov(unsigned long pa, unsigned long size);
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/* interesting hardware locations */
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#define SUN3X_IOMMU 0x60000000
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#define SUN3X_ENAREG 0x61000000
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#define SUN3X_INTREG 0x61001400
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#define SUN3X_DIAGREG 0x61001800
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#define SUN3X_ZS1 0x62000000
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#define SUN3X_ZS2 0x62002000
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#define SUN3X_LANCE 0x65002000
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#define SUN3X_EEPROM 0x64000000
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#define SUN3X_IDPROM 0x640007d8
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#define SUN3X_VIDEO_BASE 0x50400000
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#define SUN3X_VIDEO_REGS 0x50300000
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/* vector table */
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#define SUN3X_PROM_BASE 0xfefe0000
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#define SUN3X_P_GETCHAR (SUN3X_PROM_BASE + 20)
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#define SUN3X_P_PUTCHAR (SUN3X_PROM_BASE + 24)
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#define SUN3X_P_MAYGET (SUN3X_PROM_BASE + 28)
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#define SUN3X_P_MAYPUT (SUN3X_PROM_BASE + 32)
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#define SUN3X_P_REBOOT (SUN3X_PROM_BASE + 96)
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#define SUN3X_P_SETLEDS (SUN3X_PROM_BASE + 144)
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#define SUN3X_P_ABORT (SUN3X_PROM_BASE + 152)
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/* mapped area */
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#define SUN3X_MAP_START 0xfee00000
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#define SUN3X_MAP_END 0xff000000
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#endif
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