diff options
Diffstat (limited to 'freebsd/sys/arm/ti/ti_cpuid.h')
| -rw-r--r-- | freebsd/sys/arm/ti/ti_cpuid.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/freebsd/sys/arm/ti/ti_cpuid.h b/freebsd/sys/arm/ti/ti_cpuid.h new file mode 100644 index 00000000..715f080e --- /dev/null +++ b/freebsd/sys/arm/ti/ti_cpuid.h @@ -0,0 +1,83 @@ +/*- + * Copyright (c) 2011 + * Ben Gray <ben.r.gray@gmail.com>. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#ifndef _TI_CPUID_H_ +#define _TI_CPUID_H_ + +#define OMAP_MAKEREV(d, a, b, c) \ + (uint32_t)(((d) << 16) | (((a) & 0xf) << 8) | (((b) & 0xf) << 4) | ((c) & 0xf)) + +#define OMAP_REV_DEVICE(x) (((x) >> 16) & 0xffff) +#define OMAP_REV_MAJOR(x) (((x) >> 8) & 0xf) +#define OMAP_REV_MINOR(x) (((x) >> 4) & 0xf) +#define OMAP_REV_MINOR_MINOR(x) (((x) >> 0) & 0xf) + +#define OMAP3350_DEV 0x3530 +#define OMAP3350_REV_ES1_0 OMAP_MAKEREV(OMAP3350_DEV, 1, 0, 0) +#define OMAP3530_REV_ES2_0 OMAP_MAKEREV(OMAP3350_DEV, 2, 0, 0) +#define OMAP3530_REV_ES2_1 OMAP_MAKEREV(OMAP3350_DEV, 2, 1, 0) +#define OMAP3530_REV_ES3_0 OMAP_MAKEREV(OMAP3350_DEV, 3, 0, 0) +#define OMAP3530_REV_ES3_1 OMAP_MAKEREV(OMAP3350_DEV, 3, 1, 0) +#define OMAP3530_REV_ES3_1_2 OMAP_MAKEREV(OMAP3350_DEV, 3, 1, 2) + +#define OMAP4430_DEV 0x4430 +#define OMAP4430_REV_ES1_0 OMAP_MAKEREV(OMAP4430_DEV, 1, 0, 0) +#define OMAP4430_REV_ES2_0 OMAP_MAKEREV(OMAP4430_DEV, 2, 0, 0) +#define OMAP4430_REV_ES2_1 OMAP_MAKEREV(OMAP4430_DEV, 2, 1, 0) +#define OMAP4430_REV_ES2_2 OMAP_MAKEREV(OMAP4430_DEV, 2, 2, 0) +#define OMAP4430_REV_ES2_3 OMAP_MAKEREV(OMAP4430_DEV, 2, 3, 0) +#define OMAP4430_REV_UNKNOWN OMAP_MAKEREV(OMAP4430_DEV, 9, 9, 9) + +#define OMAP4460_DEV 0x4460 +#define OMAP4460_REV_ES1_0 OMAP_MAKEREV(OMAP4460_DEV, 1, 0, 0) +#define OMAP4460_REV_ES1_1 OMAP_MAKEREV(OMAP4460_DEV, 1, 1, 0) +#define OMAP4460_REV_UNKNOWN OMAP_MAKEREV(OMAP4460_DEV, 9, 9, 9) + +#define OMAP4470_DEV 0x4470 +#define OMAP4470_REV_ES1_0 OMAP_MAKEREV(OMAP4470_DEV, 1, 0, 0) +#define OMAP4470_REV_UNKNOWN OMAP_MAKEREV(OMAP4470_DEV, 9, 9, 9) + +#define OMAP_UNKNOWN_DEV OMAP_MAKEREV(0x9999, 9, 9, 9) + +#define AM335X_DEVREV(x) ((x) >> 28) + +#define CHIP_OMAP_4 0 +#define CHIP_AM335X 1 + +extern int _ti_chip; + +static __inline int ti_chip(void) +{ + KASSERT(_ti_chip != -1, ("Can't determine TI Chip")); + return _ti_chip; +} + +uint32_t ti_revision(void); + +#endif /* _TI_CPUID_H_ */ |