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Fixed MTP to work with TWRP

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awab228 2018-06-19 23:16:04 +02:00
commit f6dfaef42e
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41
arch/arm/mach-ixp4xx/include/mach/entry-macro.S Normal file
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@ -0,0 +1,41 @@
/*
* arch/arm/mach-ixp4xx/include/mach/entry-macro.S
*
* Low-level IRQ helper macros for IXP4xx-based platforms
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
*/
#include <mach/hardware.h>
.macro get_irqnr_preamble, base, tmp
.endm
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
ldr \irqstat, =(IXP4XX_INTC_BASE_VIRT+IXP4XX_ICIP_OFFSET)
ldr \irqstat, [\irqstat] @ get interrupts
cmp \irqstat, #0
beq 1001f @ upper IRQ?
clz \irqnr, \irqstat
mov \base, #31
sub \irqnr, \base, \irqnr
b 1002f @ lower IRQ being
@ handled
1001:
/*
* IXP465/IXP435 has an upper IRQ status register
*/
#if defined(CONFIG_CPU_IXP46X) || defined(CONFIG_CPU_IXP43X)
ldr \irqstat, =(IXP4XX_INTC_BASE_VIRT+IXP4XX_ICIP2_OFFSET)
ldr \irqstat, [\irqstat] @ get upper interrupts
mov \irqnr, #63
clz \irqstat, \irqstat
cmp \irqstat, #32
subne \irqnr, \irqnr, \irqstat
#endif
1002:
.endm