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add cortex-v7a support

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How To Run:
    see TencentOS-tiny\board\ALPHA_I.MX_emmc_256ddr\README.md

TODO Next:
1. VFP support
2. fault diagnosis support
3. qemu vexpress ca9 support
4. raspberry pi support
5. SMP support
This commit is contained in:
daishengdong
2020-01-19 19:06:24 +08:00
parent 08ab1d88e1
commit 3d9d6198c8
115 changed files with 98070 additions and 29 deletions
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4
arch/arm/arm-v7m/cortex-m4/armcc/port_s.S
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@@ -1,4 +1,4 @@
EXPORT port_int_disable
EXPORT port_int_disable
EXPORT port_int_enable
EXPORT port_cpsr_save
@@ -28,7 +28,7 @@ NVIC_PENDSVSET EQU 0x10000000
PRESERVE8
GLOBAL port_int_disable
GLOBAL port_int_disable
port_int_disable
CPSID I
BX LR