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From: | Richard Henderson |
Subject: | Re: [PATCH 13/24] bsd-user/arm/target_arch_thread.h: Routines to create and switch to a thread |
Date: | Thu, 28 Oct 2021 08:57:39 -0700 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 |
On 10/19/21 9:44 AM, Warner Losh wrote:
+ regs->spsr = ARM_CPU_MODE_USR; + if (entry & 0x1) { + regs->spsr |= CPSR_T; + }
(1) Why are you setting SPSR not CPSR? (2) Changes to CPSR cannot be made manually; you need cpsr_write. r~
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