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Add gic400 secure features #103

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Dec 21, 2024
Merged

Add gic400 secure features #103

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18 changes: 16 additions & 2 deletions include/vcml/models/arm/gic400.h
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Original file line number Diff line number Diff line change
Expand Up @@ -30,7 +30,6 @@ class gic400 : public peripheral

using BPR_P = field<0, 3, u32>;
using ABPR_P = field<0, 3, u32>;
using PMR_PR = field<0, 8, u32>;

enum reg_configs : u32 {
BPR_MIN = 0,
Expand Down Expand Up @@ -70,9 +69,13 @@ class gic400 : public peripheral

ACKCTL_DISABLED_IRQ = 1022,
SPURIOUS_IRQ = 1023,

P_MASK = 0xff,
};

enum amba_ids : u32 {
AMBA_PID_LO = 0x002bb490,
AMBA_PID_HI = 0x00000004,
AMBA_PCID = 0xb105f00d,
AMBA_IFID = 0x0202143b,
};
Expand Down Expand Up @@ -129,6 +132,7 @@ class gic400 : public peripheral
u32 spi_pending_mask(size_t cpu);
u16 ppi_enabled_mask(size_t cpu);

u32 read_ctlr();
void write_ctlr(u32 value);

u32 read_typer();
Expand Down Expand Up @@ -213,7 +217,9 @@ class gic400 : public peripheral
reg<u8, 16> cpendsgir; // SGI Clear Pending register
reg<u8, 16> spendsgir; // SGI Set Pending register

reg<u32, 4> cidr; // Component ID register
reg<u32, 4> pidr_hi; // Peripheral ID register (4-7)
reg<u32, 4> pidr_lo; // Peripheral ID register (0-3)
reg<u32, 4> cidr; // Component ID register

tlm_target_socket in;

Expand All @@ -237,12 +243,17 @@ class gic400 : public peripheral

void set_current_irq(size_t cpu, size_t irq);

u32 read_ctlr();
void write_ctlr(u32 val);
u32 read_pmr();
void write_pmr(u32 val);
u32 read_bpr();
void write_bpr(u32 val);
template <bool ALIAS>
u32 read_iar();
template <bool ALIAS>
void write_eoir(u32 val);
u32 read_rpr();
void write_abpr(u32 val);
u32 read_aiar();

Expand Down Expand Up @@ -368,6 +379,8 @@ class gic400 : public peripheral
virtual void reset() override;
};

property<bool> secure;

distif distif;
cpuif cpuif;
vifctrl vifctrl;
Expand Down Expand Up @@ -420,6 +433,7 @@ class gic400 : public peripheral
VCML_KIND(arm::gic400);

u8 get_irq_priority(size_t cpu, size_t irq);
u8 get_irq_group_priority(size_t cpu, size_t irq);

void update(bool virt = false);

Expand Down
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